Advertisements
Advertisements
प्रश्न
List the factors on which the resistance of a conductor in the shape of a wire depends.
Advertisements
उत्तर
The resistance of a conductor in the shape of a wire depends on the following factors:
- Length of the conductor
- The cross-sectional area of the conductor
- The temperature of the conductor
- Nature of the material used
APPEARS IN
संबंधित प्रश्न
Fill in the following blanks with suitable words:
Copper is a good .......... Plastic is an ..........
What is meant by conductors and insulators? Give two examples of conductors and two of insulators.
What happens to the resistance as the conductor is made thinner?
What happens to the resistance as the conductor is made thicker?
A wire is 1.0 m long, 0.2 mm in diameter and has a resistance of 10 Ω. Calculate the resistivity of its material?
How does the resistance of a conductor depend on:
length of the conductor?
How does the resistance of a conductor depend on:
area of cross-section of the conductor?
Resistance of a metal wire of length 5 m is 100 Ω . If the area of cross - section of the wire is `3 × 10^-7 "m"^2` , Calculate the resistivity of the metal .
How will you infer with the help of an experiment that the same current flows through every part of the circuit containing three resistors R1, R2 and R3 in series connected to a battery of V volts?
Materials which allow larger currents to flow through them are called:
