A. increase with rise in temperature
B. decrease with rise in temperature
C. will remain same
D. depends upon altitude of experimentation
Correct Answer: increase with rise in temperature ✔
Last Updated: February 11, 2021
Related MCQs
- Which one of the following bulbs has the least resistance ?
- A fuse is placed in series with the circuit to protect against__________?
- Electrical energy is converted to heat at the rate of__________?
- Electrical energy is measured in__________?
- The resistance of a conductor at absolute zero (OK) is__________?
- The graphical representation of Ohms law is__________?
- In liquids and gases the current is due to the motion__________?
- An electric iron is marked 20 volts 500W. The units consumed by it in using if for 24 hours will be__________?
- Three bulbs are rating 40W 60W and 100W designed to work on 220V mains. Which bulb will burn most brightly if they are connected in series across 220 V mains ?
- Internal resistance is the resistance offered by__________?
- Which one is the best material for making connecting wires ?
- Resistance of a super conductor is __________?
- How much heat does a 40 W bulb generates in one hour ?
- One kilowatt hour is the amount of energy delivered during __________?
- When same current passes for same time through a thick and thin wire__________?
- A wire of uniform area of cross-section A length L and resistance R is cut into two parts. Resistivity of each part __________?
- Resistance of a conductor depends upon__________?
- All electrical appliances are connected in parallel to each other between the main line and neutral wire to get __________?
- Why should a resistance be introduced in a circuit in series deliberately ?
- If 1 ampere current flows through 2m long conductor the charge flow through it in 1 hour will be__________?
- Which one of the following materials is useful for making bulb filaments ?
- In the following figure, the terminal potential is __________ ?
- Specific resistance of a wire__________?
- There are three bulbs of 60W 100W and 200W which bulb has thickest filament ?
- Circuit which gives continuously varying potential is called __________?
- Reciprocal of resistivity is called__________?
- Resistance of an ideal insulator is __________?
- An immersion heater of 400 watts kept on for 5 hours will consume electrical power of __________?
- Thermocouples convert__________?
- Three equal resistors connected in series with a source of e m f together dissipate 10 W of power each. What will be the power dissipated if the same resistors are connected in parallel across the same source of e m f ?
- Production of heat due to an electric current flowing through a conductor is given by __________?
- A wire having very high value of conductance is said to be__________?
- The current through a metallic conductor is due to the motion of __________?