# What is the unit of resistance?

Unit of resistance is Ohm.

## Related questions

Description : Define resistance with its unit.

Answer : Resistance is a measure of the degree to which a substance impedes the flow of electric current induced by a voltage.  Or Resistance is the opposition to current flow in an electrical circuit. Unit is ohm.(Ω)

Description : What is the smallest unit of a compound with the same chemical characteristics?

Answer : The molecule is the smallest unit of a compound with the same chemical characteristics.

Description : What is the SI unit of conductivity ?

Answer : The SI unit of conductivity Siemens/m.

Description : What is the SI unit for magnetic reluctance? A) Ampere B) Ampere-turns per weber C) Henry D) None of these

Answer : What is the SI unit for magnetic reluctance? A) Ampere B) Ampere-turns per weber C) Henry D) None of these

Description : What is the unit of reactance?

Answer : Unit of reactance is Ohms ( Ω ) .Reactance is denoted by X .

Answer : Flux density is denoted by B. And it is given as B = flux/ area Where, the unit of flux is Weber and unit of area is meter square. So the unit of flux density is weber per meter square which is also called as Tesla.

Answer : Unit of power is Watt denoted by capital W .

Answer : Unit of voltage is volt denoted by capital V .

Answer : Unit of work is Joule denoted by capital J .

Answer : Unit of frequency is herzt

Answer : Unit of inductance is Henry denoted by capital H .

Description : Define resistivity. State its unit.

Answer : Resistivity can be defined as the resistance of a conducting material per unit length with unit area of cross section. Its unit is ohm/meter

Description : Electrical quantities (symbol and basic unit)

Answer : Electrical quantities (symbol and basic unit)

Description : Write the purpose of coal and ash handling unit. Also write different activities that arc carried out in this unit.

Answer : Purpose of coal and ash handling unit :-  To transport coal from coal storage to power plant. A large quantity of ash about 10 to 30 % produced in furnace, the removal of ash from boiler furnace ... disposed off.  Various methods of disposal of ash:  Mechanical system.  Pneumatic system.

Description : Define admittance and state its unit.

Answer : Admittance is defined as the ability of the circuit to carry (admit) alternating current through it.  OR  It is the reciprocal of impedance Z. i.e Admittance Y = 1/Z.  Unit: Its unit is siemen (S) or mho (Ʊ).

Description : Which unit holds data permanently?  (A) Input unit (B) Secondary storage unit (C) Output Unit (D) Primary Memory Unit

Answer : Which unit holds data permanently?  (A) Input unit (B) Secondary storage unit (C) Output Unit (D) Primary Memory Unit

Description : The unit heat rate characteristic of a thermal power unit shows :  (A) Heat input per kWh of output versus the megawatt output of unit  (B) Heat input per kW of output versus the megawatt output ... hour output of unit  (D) Heat input per kW of output versus the megawatt hour output of unit

Answer : The unit heat rate characteristic of a thermal power unit shows : Heat input per kWh of output versus the megawatt output of unit

Description : Which of the following is the SI unit for admittance? A) Ohm B) Henry C) Farad D) Siemens

Answer : Which of the following is the SI unit for admittance? A) Ohm B) Henry C) Farad D) Siemens

Description : Which of the following is an example of SI derived unit? A) Capacitance (Farad) B) Time (second) C) Luminous intensity (Candela) D) All the above

Answer : Which of the following is an example of SI derived unit? A) Capacitance (Farad) B) Time (second) C) Luminous intensity (Candela) D) All the above

Description : Which of the following is a unit of magnetic flux? A) Weber B) Maxwell C) Both A and B D) None of these

Answer : Which of the following is a unit of magnetic flux? A) Weber B) Maxwell C) Both A and B D) None of these

Description : The unit of reluctance is?

Description : The unit of retentivity is?

Answer : The unit of retentivity is weber/sq. m.

Description : The unit of magnetic flux is?

Answer : The unit of magnetic flux is weber.

Description : Joule X second is the unit of?

Answer : Joule X second is the unit of power .

Description : A) Watt B) Volts C) Farad D) Ampere

Description : Options: A) WATT B) AMPERE C) VOLTS D) OHM

Description : What does double integration of a unit step function lead to? A) A doublet B) A ramp C) An impulse D) A parabola

Answer : What does double integration of a unit step function lead to? A) A doublet B) A ramp C) An impulse D) A parabola

Description : What is the unit of measure for voltage?

Answer : Voltage measured in volts.

Description : Define the following terms related to tariff: (i) Connected load (ii) Unit consumed (iii) Fixed charges (iv) Electricity Tax

Answer : (i) Connected load  It is the sum of the power ratings (Watts or kW or MW) of all devices and machines existing (installed) in the premises of consumer. It is used to decide the ... a percentage of the total electricity bill which includes all amounts that go to the electricity supply agency.

Description : Which of the following are components of Central Processing Unit (CPU)?  (A) Arithmetic logic unit, Mouse  (B) Arithmetic logic unit, Control unit  (C) Arithmetic logic unit, Integrated Circuits  (D) Control Unit, Monitor

Answer : Which of the following are components of Central Processing Unit (CPU)?  (A) Arithmetic logic unit, Mouse  (B) Arithmetic logic unit, Control unit  (C) Arithmetic logic unit, Integrated Circuits  (D) Control Unit, Monitor

Description : A control system having unit damping factor will give  (1) Oscillatory response (2) Undamped response (3) Critically damped response (4) No response

Description : The unit of speed regulation of a governor is :  (A) Hz (B) Hz/MW (C) Hz/MVA (D) rpm/MVAR

Answer : The unit of speed regulation of a governor is : Hz/MW

Description : Unit commitment is a procedure in which :  (A) Scheduling of total generation is done economically  (B) Optimal combination of units in a system is chosen at any given time  (C) ... are selected for financial economy  (D) Most efficient machines are selected for minimum reactive power loss

Answer : Unit commitment is a procedure in which : Optimal combination of units in a system is chosen at any given time

Description : A second order system shows 100% overshoot in its unit step response. It can be categorized as (A) underdamped system. (B) overdamped system. (C) Critically damped system. (D) undamped system.

Answer : A second order system shows 100% overshoot in its unit step response. It can be categorized as undamped system.

Description : The unit circle of the Nyquist plot transforms into unity or 0 dB line of the amplitude plot of the Bode diagram for

Answer : The unit circle of the Nyquist plot transforms into unity or 0 dB line of the amplitude plot of the Bode diagram for all frequencies

Description : The unit of power in S.I. units is

Answer : The unit of power in S.I. units is watt.

Description : The unit of work or energy in S.I. units is

Answer : The unit of work or energy in S.I. units is joule.

Description : The unit of force in S.I. units is

Answer : The unit of force in S.I. units is Newton.

Description : How much is 1 unit of electricity?

Answer : 1 unit of electricity is equal to 1 kWh.

Description : what is equivalent resistance when four 4 Ohm resistors are connected in i) series ii) parallel

Description : What is the mathematical relationship between resistance and conductance?

Description : What is the resistance of a coil which draws 10 A and dissipates 1520 W? A) 152 Ω B) 15.2 Ω C) 1.52 Ω D) None of these

Answer : What is the resistance of a coil which draws 10 A and dissipates 1520 W? A) 152 Ω B) 15.2 Ω C) 1.52 Ω D) None of these

Description : What happens to the resistance of a wire when its length as well as the cross-sectional area are doubled? A) It doubles B) It becomes 4 times C) It becomes 2π times D) It remains the same

Answer : Automatically the resistivity will increase as they are the factors affecting the resistivity

Description : Consider a cube of material of sides 1 cm with a resistance of 0.003 Ω between its opposite faces. What is the resistance if the same volume of the material is drawn into a length of 50 cm with a uniform cross – section? A) 0.003 Ω B) 0.15 Ω C) 7.5 Ω D) None of these

Answer : Consider a cube of material of sides 1 cm with a resistance of 0.003 Ω between its opposite faces. What is the resistance if the same volume of the material is drawn into a length of 50 cm with a uniform cross – section? A) 0.003 Ω B) 0.15 Ω C) 7.5 Ω D) None of these

Description : What is the resistance of a 160 m wire with a uniform diameter of 0.28 mm, if the specific resistance is 12.32 μΩ-cm? A) 3.2 Ω B) 3.2 μΩ C) 0.8 Ω D) None of these

Answer : What is the resistance of a 160 m wire with a uniform diameter of 0.28 mm, if the specific resistance is 12.32 μΩ-cm? A) 3.2 Ω B) 3.2 μΩ C) 0.8 Ω D) None of these

Description : What is the total resistance if 5 resistors of 20 Ω each are connected in series? A) 100 Ω B) 4 Ω C) 20 Ω D) None of these

Answer : What is the total resistance if 5 resistors of 20 Ω each are connected in series? A) 100 Ω B) 4 Ω C) 20 Ω D) None of these

Description : What is the relationship between power and resistance?

Answer : P = I2R Where P = power I = Current R = Resistance

Description : What happens to the resistance when the current increases?

Answer : Resistance  reduces  when  current  increases.

Description : State the procedure for testing of earth pit resistance with necessary diagrams.

Answer : Following procedure (Method) for testing of earth pit resistance with necessary diagrams. 1) Earth Tester : i) Three point method ii) Four point method 2) By Potential drop method 3 ... of that earthing pit. In this test the accuracy is less but electrical rods are not required.

Description : How does the resistance of a conductor compare to that of an insulator?

Answer : The resistance of a conductor can be significantly lower than the resistance of an insulator, depending on each material's atomic properties.

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