menu search
person
thumb_up_alt 0 like thumb_down_alt 0 dislike
87 views

1 Answer

In a load curve the highest point represents peak demand.

thumb_up_alt 0 like thumb_down_alt 0 dislike
← Prev Question Next Question →

Related questions

Description :

Answer :

Load curve is useful in deciding the operating schedule of generating units, sizes of generating units, total installed capacity of the plant.

thumb_up_alt 0 like thumb_down_alt 0 dislike
103 views 1 answer
Description :

Answer :

The area under a load curve gives energy consumed.

thumb_up_alt 0 like thumb_down_alt 0 dislike
72 views 1 answer
Description :

Answer :

A load curve indicates average kWh (kW) energy consumption during the period.

thumb_up_alt 0 like thumb_down_alt 0 dislike
63 views 1 answer
Description :

Explain with diagram load duration curve.

Answer :

It is drawn from load curve. It is graph of load (MW/KW) arranged in descending order of magnitude with respect to time. 

thumb_up_alt 0 like thumb_down_alt 0 dislike
102 views 2 answers
Description :

The load duration curve for unity load factor will be of  (1) Rectangular shape (2) Triangular shape (3) L -shape (4) I -shape

Answer :

The load duration curve for unity load factor will be of Rectangular shape

thumb_up_alt 0 like thumb_down_alt 0 dislike
269 views 1 answer
Description :

Which of the following connection of transformers will give highest value of secondary voltage ? (A) Delta primary delta secondary (B) Delta primary star secondary (C) Star primary star secondary (D) Star primary delta secondary

Answer :

Which of the following connection of transformers will give highest value of secondary voltage ? (A) Delta primary delta secondary (B) Delta primary star secondary (C) Star primary star secondary (D) Star primary delta secondary

thumb_up_alt 0 like thumb_down_alt 0 dislike
150 views 1 answer
Description :

The device which allows reverse power flow and withstands highest switch frequency is (A) GTO (B) MOSFET (C) IGBT (D) Inverter grade SCR

Answer :

The device which allows reverse power flow and withstands highest switch frequency is MOSFET

thumb_up_alt 0 like thumb_down_alt 0 dislike
65 views 1 answer
Description :

The ADC having highest conversion speed is (A) Dual-slope ADC (B) Successive approximation ADC (C) Flash ADC (D) Servo ADC

Answer :

The ADC having highest conVersion speed is Flash ADC

thumb_up_alt 0 like thumb_down_alt 0 dislike
73 views 1 answer
Description :

Answer :

Electric locomotive has the highest operational availability.

thumb_up_alt 0 like thumb_down_alt 0 dislike
63 views 1 answer
Description :

In electric traction for a trapezoidal speed-time curve, the time period is (A) free running speed period = constant speed period (B) free running period = coasting period (C) free running period + coasting period = constant speed period (D) average speed period = scheduled speed period

Answer :

In electric traction for a trapezoidal speed-time curve, the time period is free running period + coasting period = constant speed period

thumb_up_alt 0 like thumb_down_alt 0 dislike
287 views 1 answer
Description :

Answer :

When a bogie negotiates a curve, reduction in adhesion occurs resulting in sliding. Thus sliding is acute when wheel base of axles is more, degree of curvature is more.

thumb_up_alt 0 like thumb_down_alt 0 dislike
176 views 1 answer
Description :

Draw and explain integrated duration curve used in system operation. 

Answer :

Diagram of integrated duration curve used in system operation: Explanation:  Integrated duration curve is obtained from load duration curve. It is drawn in between load on Y-axis in KW/MW and the X- ... a particular time of a day can also be shown on a curve which is called as mass curve. 

thumb_up_alt 0 like thumb_down_alt 0 dislike
66 views 1 answer
Description :

In quadrilateral speed-time curve of electric traction system, the accelerations during successive time periods are ______ respectively.  (A) positive, negative and negative (B) positive, zero and negative (C) positive, positive and negative (D) positive, negative and zero

Answer :

In quadrilateral speed-time curve of electric traction system, the accelerations during successive time periods are positive, negative and negative respectively. 

thumb_up_alt 0 like thumb_down_alt 0 dislike
114 views 1 answer
Description :

Trapezoidal speed-time curve is (A) an exact representation of the conditions in Main-line traction service. (B) an exact representation of the conditions in Suburban traction service. (C) a close approximation of the conditions in Suburban traction service. (D) a close approximation of the conditions in Mainline traction service.

Answer :

Trapezoidal speed-time curve is a close approximation of the conditions in Mainline traction service.

thumb_up_alt 0 like thumb_down_alt 0 dislike
411 views 1 answer
Description :

write short notes on BH curve.

Answer :

The B-H curve is the relation between Flux density B in Wb/m2 (on Y Axis) and H in AT/m (on X axis) It is also known as magnetization characteristics. This curve particularly useful ... occurs. At point A' material gets magnetically saturated and the curve becomes flat (parallel to X axis) 

thumb_up_alt 1 like thumb_down_alt 0 dislike
966 views 3 answers
Description :

Blind spot is a point in the zones of protection where

Answer :

Blind spot is a point in the zones of protection where No protection is available.

thumb_up_alt 0 like thumb_down_alt 0 dislike
625 views 1 answer
Description :

Illustrate with neat wiring diagram a single lamp control by two point method.

Answer :

Single lamp control by two point method:  This system is commonly used for stair case wiring. It consists of two way switches (the switch operates always in one of the two possible positions) the ... the person will change the position of switch S2, so that the lamp will be switched OFF'.

thumb_up_alt 0 like thumb_down_alt 0 dislike
102 views 1 answer
Description :

A charge of 0.1 C moves past a given point every 0.01 s. How much is the current?

Answer :

The current is 10.0A.  1ampere = 1 Coulomb per 1 second.  0.1Coulombs ÷ 0.01seconds = 10.0amperes.

thumb_up_alt 0 like thumb_down_alt 0 dislike
218 views 1 answer
Description :

The operating point of a protective current transformer is near the

Answer :

The operating point of a protective current transformer is near the Ankle point

thumb_up_alt 0 like thumb_down_alt 0 dislike
92 views 1 answer
Description :

Answer :

A three point starter is considered suitable for shunt as well as compound motors.

thumb_up_alt 0 like thumb_down_alt 0 dislike
99 views 1 answer
Description :

Single point Cutting tool signature

Answer :

The shape of a tool is specified in a special sequence and this special sequence is called tool signature. The tool signature is given below (i) Back rake angle (ii) Side rake angle (iii) ... rake, end relief, side relief, end cutting edge, side cutting edge angle and 0.8 mm nose radius.

thumb_up_alt 0 like thumb_down_alt 0 dislike
45 views 1 answer
Description :

If the % reactance upto the fault point is 20%, then the short circuit current will be

Answer :

If the % reactance upto the fault point is 20%, then the short circuit current will be 5 times the full load current

thumb_up_alt 0 like thumb_down_alt 0 dislike
2.7k views 1 answer
Description :

Answer :

Three point starter can be used for both shunt and compound motor.

thumb_up_alt 0 like thumb_down_alt 0 dislike
68 views 1 answer
Description :

what is the difference between four point starter and three point starter?

Answer :

The only difference is in the NO VOLT COIL connection in the starter, in three point starter NVC is connected to the field whereas in four point starter it is connected separately. The advantage of using ... (for above rated speed) and lead to DEENERGISE the NVC leading to turning off of the motor.

thumb_up_alt 0 like thumb_down_alt 0 dislike
102 views 1 answer
Description :

In order to have a lower cost of electrical energy generation the load factor  (1) and the diversity factor should be low (2) should be low but the diversity factor should be high (3) should be high but the diversity factor should be low (4) and the diversity factor both should be high

Answer :

In order to have a lower cost of electrical energy generation the load factor and the diversity factor both should be high

thumb_up_alt 0 like thumb_down_alt 0 dislike
97 views 1 answer
Description :

Answer :

In two part tariff, variation in load factor will affect operating or running charges.

thumb_up_alt 0 like thumb_down_alt 0 dislike
61 views 1 answer
Description :

Answer :

Load factor of a power station is generally less than unity.

thumb_up_alt 0 like thumb_down_alt 0 dislike
55 views 1 answer
Description :

Answer :

Load factor of a power station is defined as average load/maximum demand.

thumb_up_alt 0 like thumb_down_alt 0 dislike
129 views 1 answer
Description :

Compare base load plant with peak load plant. 

Answer :

Sr.No. Points Base load plant Peak load plant  1 Definition The power plant which supplies base load of load curve is known as base load plant The power ... power station   Small capacity storage hydro, pumped storage hydro, gas, diesel power station. 

thumb_up_alt 0 like thumb_down_alt 0 dislike
100 views 1 answer
Description :

Answer :

1. Connected Load: It is the sum of load of all equipment's connected to supply system which are in use or not in use of each consumer. OR   The sum of connected load of all consumers ... is the maximum load which a consumer uses at a particular time period out of his total connected load. 

thumb_up_alt 0 like thumb_down_alt 0 dislike
72 views 1 answer
Description :

Answer :

Nuclear power plant is invariably used as base load plant.

thumb_up_alt 0 like thumb_down_alt 0 dislike
85 views 1 answer
Description :

Answer :

Generators for peak load plants are usually designed for maximum efficiency at 50 to 75 percent full load.

thumb_up_alt 0 like thumb_down_alt 0 dislike
90 views 1 answer
Description :

Answer :

Generating capacity connected to the bus bars and ready to take load when switched on is known as spinning reserve.

thumb_up_alt 0 like thumb_down_alt 0 dislike
120 views 1 answer
Description :

Answer :

The increased load during summer months is due to increased use of fans and air conditioners.

thumb_up_alt 0 like thumb_down_alt 0 dislike
41 views 1 answer
Description :

Answer :

Peak load plant can never have 100 percent load factor.

thumb_up_alt 0 like thumb_down_alt 0 dislike
55 views 1 answer
Description :

Answer :

High load factor indicates total plant capacity is utilised for most of the time.

thumb_up_alt 0 like thumb_down_alt 0 dislike
82 views 1 answer
Description :

Answer :

The load factor of domestic load is usually 10 to 15%.

thumb_up_alt 0 like thumb_down_alt 0 dislike
131 views 1 answer
Description :

Single-phase mid-point controlled rectifier with RL load

Answer :

Single-phase mid-point controlled rectifier with RL load : The circuit configuration of single-phase midpoint controlled rectifier is shown in the figure. During positive half-cycle of ... some part of next positive half-cycle of voltage with reversed polarity can appear across load.

thumb_up_alt 0 like thumb_down_alt 0 dislike
109 views 1 answer
Description :

A balanced Delta connected load supplied with 440 V 50 Hz three phase AC supply has R=10 Ohm and L=0.6 mH in is each arm. Calculate line and phase current, active power.

thumb_up_alt 0 like thumb_down_alt 0 dislike
191 views 0 answers
Description :

In load flow Study, a PV bus is treated as a PQ bus when

Answer :

Voltage at the bus becomes high 

thumb_up_alt 0 like thumb_down_alt 0 dislike
2.8k views 2 answers
Description :

A 3-phase voltage source inverter operates in 180° conduction mode with a star connected resistive load. If input dc voltage is 100 V, then the peak to peak output line voltage is :

Answer :

A 3-phase voltage source inverter operates in 180° conduction mode with a star connected resistive load. If input dc voltage is 100 V, then the peak to peak output line voltage is : 200 V

thumb_up_alt 0 like thumb_down_alt 0 dislike
143 views 1 answer
Description :

Generally in a power system network, the load is represented as a :  (A) Constant power in both load flow study and in stability study  (B) Constant power in load flow study and constant impedance in stability study  (C) Constant power in stability study and constant impedance in load flow study  (D) Constant impedance in both load flow study and in stability study

Answer :

Generally in a power system network, the load is represented as a : Constant power in load flow study and constant impedance in stability study 

thumb_up_alt 0 like thumb_down_alt 0 dislike
83 views 1 answer
Description :

In a synchronous generator if the excitation increased from a low value to normal value, with a fixed load  (A) The armature current increases and the power factor decreases  (B) The armature current decreases and the power factor also decreases  (C) The armature current decreases and the power factor increases but is lagging  (D) The armature current decreases and the power factor increases and is leading

Answer :

In a synchronous generator if the excitation increased from a low value to normal value, with a fixed load The armature current decreases and the power factor increases and is leading

thumb_up_alt 0 like thumb_down_alt 0 dislike
96 views 1 answer
Description :

Load compensation in power systems is a process to :  (A) Maintain better voltage profile (B) Increase short circuit capacity of the system (C) Generate required harmonics for loads like arc furnaces (D) Compensate for the line reactance

Answer :

Load compensation in power systems is a process to : Maintain better voltage profile

thumb_up_alt 0 like thumb_down_alt 0 dislike
71 views 1 answer
Description :

In a synchronous generator delivering lagging power factor load  (1) the excitation emf leads terminal voltage by the power angle (2) the excitation emf lags terminal voltage by the power angle (3) excitation emf leads the terminal voltage by the power factor angle (4) excitation emf lags the terminal voltage by the power factor angle

Answer :

In a synchronous generator delivering lagging power factor load the excitation emf leads terminal voltage by the power angle

thumb_up_alt 0 like thumb_down_alt 0 dislike
228 views 1 answer
Description :

In a lamp load when more than one lamp are switched on the total resistance of the load?

Answer :

In a lamp load when more than one lamp are switched on the total resistance of the load decreases.

thumb_up_alt 0 like thumb_down_alt 0 dislike
182 views 1 answer
Description :

Answer :

In a level compounded D.C. generator, full load terminal voltage is equal to no-load terminal voltage.

thumb_up_alt 0 like thumb_down_alt 0 dislike
91 views 1 answer
Description :

Answer :

A synchronous motor running with normal excitation adjusts to load increases essentially by increase in armature current.

thumb_up_alt 0 like thumb_down_alt 0 dislike
111 views 1 answer
Description :

In a given transformer for a given applied voltage, losses which remain constant irrespective of load changes are?

Answer :

In a given transformer for a given applied voltage, losses which remain constant irrespective of load changes are hysteresis and eddy current losses.

thumb_up_alt 0 like thumb_down_alt 0 dislike
125 views 1 answer
Description :

In a step-down transformer, there is a change of 15 A in the load current. This results in change of supply current of?

Answer :

In a step-down transformer, there is a change of 15 A in the load current. This results in change of supply current of less than 15A.

thumb_up_alt 0 like thumb_down_alt 0 dislike
107 views 1 answer
editAsk a Question
...