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What is the main purpose of electroplating?
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Mar 11, 2018
by
anonymous
What is the main purpose of electroplating?
main
purpose
electroplating
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answered
Aug 16, 2018
by
gabriel orina
Protecting reactive metals from corrosion.
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asked
Mar 11, 2018
by
anonymous
What are the applications of electroplating?
What are the applications of electroplating?
applications
electroplating
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370
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answers
asked
Jul 30, 2019
by
anonymous
With the help of neat diagram. explain the concept and principle used in electroplating.
With the help of neat diagram. explain the concept and principle used in electroplating.
Last answer:
Process of Electroplating:- A DC current passed through a solution of chemical compound then the solution can be dissociated into its constituent's parts & deposition of metal takes ... its salt. Again it dissociates & process is continued till pure metal goes into solution.
electroplating
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asked
May 27, 2020
by
anonymous
Explain process of electroplating.
Explain process of electroplating.
Last answer:
Process of Electroplating:- A DC current passed through a solution of chemical compound then the solution can be dissociated into its constituent's parts & deposition of metal takes place ... its salt. Again it dissociates & process is continued till pure metal goes into solution.
process
electroplating
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1
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asked
Mar 22, 2018
by
anonymous
In main line service as compared to urban and suburban service?
Last answer:
In main line service as compared to urban and suburban service distance between the stops is more, maximum speed reached is high, acceleration and retardation rates are low.
main
line
service
compared
urban
suburban
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48
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1
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asked
Dec 16, 2017
by
anonymous
What is a single purpose processor?
What is a single purpose processor?
Last answer:
Single Purpose Processor Single purpose processor is design to execute only one program. It perform particular computation task. So it have faster ... of single purpose processor. The datapath contains only required components.
single
purpose
processor
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1
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asked
Mar 19, 2018
by
anonymous
What is the main disadvantage of phase advancers?
What is the main disadvantage of phase advancers?
Last answer:
It cannot be used for motors below 20 H.P.
main
disadvantage
phase
advancers
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1
answer
asked
Mar 10, 2018
by
anonymous
What is the main use of a transistor?
What is the main use of a transistor?
Last answer:
Main use of a transistor as amplifier and as switch.
main
use
transistor
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59
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1
answer
asked
Mar 25, 2018
by
anonymous
The purpose of a parallel circuit resonance is to magnify?
The purpose of a parallel circuit resonance is to magnify?
Last answer:
The purpose of a parallel circuit resonance is to magnify voltage.
purpose
parallel
circuit
resonance
magnify
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asked
Mar 20, 2018
by
anonymous
The purpose of stator winding in the compensated repulsion motor is to?
Last answer:
The purpose of stator winding in the compensated repulsion motor is to improve power factor and provide better speed regulation.
purpose
stator
winding
compensated
repulsion
motor
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1
answer
asked
Aug 2, 2019
by
anonymous
What are the main electrical equipment used in HPS ? State the function of each parts of it in brief.
What are the main electrical equipment used in HPS ? State the function of each parts of it in brief.
Last answer:
Following Main Electrical Equipment used in HPS & their function: 1. Alternator 2. Exciter 3. Transformer 4. Switchgear Function : 1) Alternator:- Alternator is coupled to ... part from the healthy section. It contains circuit breaker, relays, switches and other control devices.
main
electrical
equipment
hps
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88
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1
answer
asked
Mar 10, 2018
by
anonymous
What are the main causes of harmonics?
What are the main causes of harmonics?
Last answer:
Harmonic is a non linear load because linear load voltage deviated due to connection of some electrinie device such as converter,inverter
main
causes
harmonics
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1
answer
asked
Dec 16, 2017
by
anonymous
What are the main parts of a generator?
What are the main parts of a generator?
Last answer:
the main parts of the generator are as follows yoke Armature Poles field winding Prime mover Commutator Shaft Bearings Brushes
main
parts
generator
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asked
May 3, 2020
by
anonymous
State the purpose of lighting control. List the different types of dimmer.
State the purpose of lighting control. List the different types of dimmer.
Last answer:
Purpose of Lighting Control:- 1. To turn ON or OFF the lamps 2. For dimming: The dimming control permits the adjustment of lighting over a range. 3. For changing the lighting levels ... operated dimmer 6) Triac operated Dimmer 7) PWM (Pulse width modulation) Controlled technique.
state
the
purpose
of
lighting
control
list
different
types
dimmer
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1
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asked
Jul 31, 2019
by
anonymous
Describe the functions of General purpose registers of 8086 microprocessor.
Describe the functions of General purpose registers of 8086 microprocessor.
Last answer:
(i) General Purpose Registers of 8086 1. AX (Accumulator) - Used to store the result for arithmetic / logical operations All I/O data transfer using IN & OUT instructions use A ... Index - acts as the destination for string movement instructions Used to hold offset address of Extra segment.
functions
general
purpose
registers
8086
microprocessor
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asked
Sep 8, 2018
by
anonymous
Explain the purpose of shielding and reflector in a nuclear reactor.
Explain the purpose of shielding and reflector in a nuclear reactor.
Last answer:
1. Shielding:- The function of sheilding is to protect environment, humens and animals from the harmful radioactive radiation (pollution).before they are emitted to atmosphere. Shilding is provided to ... :- The function of reflector is to reflect back the neutrons which are leaving from core.
purpose
shielding
reflector
nuclear
reactor
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1
answer
asked
Jan 2
by
anonymous
Purpose of Selective Catalytic Reduction (SCR)
Purpose of Selective Catalytic Reduction (SCR)
Last answer:
Purpose of Selective Catalytic Reduction (SCR) : 1. It reduces Nox 75% to 90% 2. Converts it in to molecular nitrogen and water vapor 3. It reduces HC emission up to 80% 4. It reduces PM emission 20 to 25%.
purpose
selective
catalytic
reduction
scr
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1
answer
asked
Jun 18, 2018
by
anonymous
The colour band on the extreme left in general purpose fixed resistors represents:
The colour band on the extreme left in general purpose fixed resistors represents: A) Tolerance B) First significant digit C) Wattage Rating D) Voltage Rating
Last answer:
The colour band on the extreme left in general purpose fixed resistors represents: First significant digit
colour
band
extreme
left
general
purpose
fixed
resistors
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154
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1
answer
asked
Jan 17, 2018
by
anonymous
General Purpose Processor
General Purpose Processor
Last answer:
A general purpose processor, sometimes called a central Processing Unit CPU or a microprocessor. It consists of a data path and control unit, tightly linked with a memory. The general ... system functionality.Data information represents the value being input, output and transformed by the program.
general
purpose
processor
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205
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3
answers
asked
May 8, 2018
by
anonymous
The main advantage of AC over DC is:
The main advantage of AC over DC is: (A) Conversion flexibility from one voltage level to other (B) AC can be easily converted into DC by using a rectifier (C) AC is easy to maintain & can be easily distributed at long distances (D) All of the above
Last answer:
Ac is easy to maintain and ac can be easily converted to dc by rectifier .There is no commutator for conversion in ac that's why ac machines are weight less and more efficiency.ac machines occupy less space than dc .
main
advantage
ac
over
dc
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111
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2
answers
asked
Mar 20, 2018
by
anonymous
Discrimination between main and backup protection is provided by the use of relays which are?
Last answer:
Discrimination between main and back up protection is provided by the use of relays which are slow.
discrimination
between
main
backup
protection
use
relays
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303
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1
answer
asked
Mar 19, 2018
by
anonymous
The main function of a fuse is to?
Last answer:
The main function of a fuse is to prevent excessive currents.
main
function
fuse
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66
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1
answer
asked
Sep 20, 2018
by
anonymous
How rating of main switch and cable is selected for Industrial Installation.
How rating of main switch and cable is selected for Industrial Installation.
Last answer:
1. Rating of Main Switch or Fuse Rating is decided in industrial installation: Rating of main switch or fuse is based up the starting current of motor. For calculating starting current is considered 2 ... take 1.5 times the rated current or full load current. & thus cable rating is decided.
rating
main
switch
cable
industrial
installation
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114
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1
answer
asked
Mar 20, 2018
by
anonymous
In split phase motor main winding is of?
Last answer:
In split phase motor main winding is of thick wire placed at the bottom of the slots.
split
phase
motor
main
winding
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49
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1
answer
asked
Apr 27, 2020
by
anonymous
List the main parts of D.C. motor
List the main parts of D.C. motor
Last answer:
Main parts of D.C. motor and their functions: Part Functions Yoke i) Provides mechanical support for poles. ii) Acts as protecting cover for machine. iii) Carries magnetic flux. ... a fixed physical position relative to the stator. Shaft Used to transfer mechanical power
list
the
main
parts
of
d
c
motor
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68
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1
answer
asked
Aug 2, 2019
by
anonymous
List out main components of Diesel power station.
List out main components of Diesel power station.
Last answer:
Main components of Diesel power station: 1) Diesel Engine 2) Engine Air intake system 3) Engine Fuel System 4) Engine Exhaust system 5) Engine cooling system 6) Engine Lubricating system 7) Engine Starting system 8) Diesel Engine Generator (Alternator)
main
components
diesel
power
station
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54
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1
answer
asked
Aug 2, 2019
by
anonymous
List out main components of Reactors.
List out main components of Reactors.
Last answer:
List the main components of Reactors: 1. Core 2. Nuclear fuel (U235) 3. Moderator 4. Control Rod 5. Reflector 6. Reactor vessel 7. Shielding
main
components
reactors
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52
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1
answer
asked
May 8, 2018
by
anonymous
The main objectives in framing tariff are:
The main objectives in framing tariff are: (A) The consumers must readily understand the tariffs (B) The tariff must be equitable amongst different consumers (C) Tariffs can be modified from time to time (D) All of the above
Last answer:
The main objectives in framing tariff are: (A) The consumers must readily understand the tariffs (B) The tariff must be equitable amongst different consumers (C) Tariffs can be modified from time to time (D) All of the above
main
objectives
framing
tariff
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65
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1
answer
asked
May 15, 2018
by
anonymous
In an electroplating solution anions are
In an electroplating solution anions are
Last answer:
In an electroplating solution anions are Negatively charged
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46
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1
answer
asked
Apr 28, 2018
by
anonymous
The main purpose of using core in a transformer is to
The main purpose of using core in a transformer is to (A) decrease iron losses (B) eliminate magnetic hysteresis (C) reduce reluctance of the common magnetic circuit (D) prevent eddy current loss
Last answer:
The main purpose of using core in a transformer is to reduce reluctance of the common magnetic circuit
transformer
core
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851
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1
answer
asked
Mar 20, 2018
by
anonymous
The contacts of high voltage switches used in power system are submerged in oil. The main purpose of the oil is to?
Last answer:
The contacts of high voltage switches used in power system are submerged in oil. The main purpose of the oil is to extinguish the arc.
contacts
high
voltage
switches
power
system
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136
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1
answer
asked
Apr 10, 2018
by
anonymous
Main purpose of oil in OCB is to
Main purpose of oil in OCB is to (a) provide insulation (b) provide cooling of contacts (c) quenching arc (d) None of the above
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297
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0
answers
asked
Apr 25, 2018
by
anonymous
The main purpose of permanent magnet motors are
The main purpose of permanent magnet motors are (A) to avoid the need for field supply (B) to provide high flux density (C) to provide control over flux level (D) to facilitate kW rating
Last answer:
The main purpose of permanent magnet motors are to avoid the need for field supply
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57
views
1
answer
asked
Sep 1, 2019
by
anonymous
What is the purpose of auxiliary controller in substation?
What is the purpose of auxiliary controller in substation?
Last answer:
The systems of substation auxiliaries ensure operation of substations providing internal consumers of substations with operating direct and alternating currents. Any breakdown (loss) of auxiliary systems ... whole substation, as well as serious problems during its subsequent putting into operation.
auxiliary
controller
substation
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61
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1
answer
asked
Apr 12, 2018
by
anonymous
What is the purpose of using flux at the time of soldering?
What is the purpose of using flux at the time of soldering? A. To remove oxidation B. To prevent corrosion C. To promote wet surface D. All of these
Last answer:
What is the purpose of using flux at the time of soldering? A. To remove oxidation B. To prevent corrosion C. To promote wet surface D. All of these
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99
views
1
answer
asked
Apr 11, 2018
by
anonymous
What is the purpose of inserting header and footer in document?
What is the purpose of inserting header and footer in document? (1) To enhance the overall appearance of the document (2) To mark the starting and ending of page (3) To make large document more readable (4) To allow page headers and footers appear on document when printed
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64
views
0
answers
asked
Apr 5, 2018
by
anonymous
What is the purpose of providing a fuse in an electric circuit?
What is the purpose of providing a fuse in an electric circuit? (A) To safe guard the installation against heavy current (B) To reduce the current flowing in the circuit (C) To reduce the power consumption (D) To improve power factor
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64
views
0
answers
asked
Mar 14, 2018
by
anonymous
What is the purpose of Fleming's left hand rule?
What is the purpose of Fleming's left hand rule?
flemings
left
hand
rule
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0
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58
views
0
answers
asked
Mar 10, 2018
by
anonymous
What is the purpose of the turbines in coal fired power plants?
What is the purpose of the turbines in coal fired power plants?
turbines
coal
fired
power
plants
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60
views
0
answers
asked
Mar 10, 2018
by
anonymous
What is the purpose of using a Megger?
What is the purpose of using a Megger?
megger
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0
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78
views
0
answers
asked
Dec 16, 2017
by
anonymous
What is the purpose of a capacitor in an AC circuit?
What is the purpose of a capacitor in an AC circuit?
Last answer:
Every AC supply is not ideal AC it contains DC component so to provide restriction to DC component in supply we have to use Capacitor
capacitor
ac
circuit
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154
views
1
answer
asked
Dec 15, 2017
by
anonymous
What is the purpose of a NAND gate?
What is the purpose of a NAND gate?
Last answer:
Nand gate has 2 inputs and only 1 output and it is equivalent of an and gate. The output of a nand gate is high(1) only when anyone or both inputs are low(0).and the output of nand gate is low(0) only when both the inputs are high(1).nand gate is also called as universal gate.
nand
gate
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151
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1
answer
asked
Jun 30, 2020
by
anonymous
Explain the process of electroplating of an iron spoon with silver.
Explain the process of electroplating of an iron spoon with silver.
Last answer:
1. Electroplating of silver on iron - spoon is carried out in a rectangular steel tank. 2. Iron spoon, which is to be electroplated, is cleaned by boiling with caustic soda in order to remove ... gets slowly dissolve in solution by giving Ag+ ions. The schematic representation is :
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101
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1
answer
asked
May 25, 2020
by
anonymous
Describe with labeled diagram the process of electroplating of silver.
Describe with labeled diagram the process of electroplating of silver.
Last answer:
1. Electroplating of silver on iron - spoon is carried out in a rectangular steel tank. 2. Iron spoon, which is to be electroplated, is cleaned by boiling with caustic soda in order ... spoon gets plated with silver. Silver anode gets slowly dissolve in solution by giving Ag+ ions.
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72
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1
answer
asked
Jul 5, 2019
by
anonymous
Name the effect of electric current observed in electroplating. Explain the same.
Name the effect of electric current observed in electroplating. Explain the same.
Last answer:
Effect of Electric Current Observed in Electroplating: Chemical effect of electric current is observed in electroplating. Chemical Effect of Electric Current: Whenever a DC current is passed through ... of any desired metal on another material, by means of electricity, is called electroplating.
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85
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1
answer
asked
Jul 22, 2020
by
anonymous
What is the main ingredient of sauce Lyonnaise
What is the main ingredient of sauce Lyonnaise
Last answer:
Onions
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15
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1
answer
asked
Apr 12, 2018
by
anonymous
Personal Computers use a number of chips mounted on a main circuit board. What is the common name for...
Personal Computers use a number of chips mounted on a main circuit board. What is the common name for such boards? A. Mother boards B. Daughter boards C. Father boards D. Bread boards
Last answer:
Personal Computers use a number of chips mounted on a main circuit board. Mother boards is the common name for such boards.
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162
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1
answer
asked
Apr 5, 2018
by
anonymous
What is the main drawback of the underground transmission system compared to the overhead transmission...
What is the main drawback of the underground transmission system compared to the overhead transmission system? (A) Exposure to lightning (B) Heavy initial cost (C) Exposure to atmospheric hazards such as smoke, ice, wind (D) Induction interference between power and communication circuits
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130
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0
answers
asked
Jul 25, 2020
by
anonymous
What is the main ingredient in Borsch
What is the main ingredient in Borsch
Last answer:
Beetroot
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8
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1
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asked
Sep 3, 2018
by
anonymous
Define electroplating. Give its two purposes
Define electroplating. Give its two purposes
Last answer:
Definition: - The process of producing metallic coating of more resistant metals (like Ag, Au, Ni, Cr etc.) on an article with the help of electric current is called electroplating. Purposes of ... by electro deposition of metal in between the broken or at the defective part of the metal.
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44
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1
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asked
May 15, 2018
by
anonymous
Electric supply for electroplating should be through a
Electric supply for electroplating should be through a
Last answer:
Electric supply for electroplating should be through a DC source
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61
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1
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...