The following four wires are made of the same material and are at the same temperature. Which one of them has highest electrical resistance - VgyanHub

Question:

The following four wires are made of the same material and are at the same temperature. Which one of them has highest electrical resistance

25 que

Options :

a)Length = 50 cm, diameter = 0.5 mm
b) Length = 100 cm, diameter = 1 mm
c) Length = 200 cm, diameter = 2 mm
d) Length = 300 cm, diameter = 3 mm

Answer :

a)Length = 50 cm, diameter = 0.5 mm

Answer Steps :

Step:-1

Video Tutorial

Related Questions

If a high power heater is connected to electric mains, then the bulbs in the house become dim, because there is a

Two wires ‘A’ and ‘B’ of the same material have their lengths in the ratio 1: 2 and radii in the ratio 2: 1. The two wires are connected in parallel across a battery. The ratio of the heat produced in ‘A’ to the heat produced in ‘B’ for the same time is

A piece of fuse wire melts when a current of 15 ampere flows through it. With this current, if it dissipates 22.5 W, the resistance of fuse wire will be

Explore Our Courses