Home
Class 11
PHYSICS
Four rods of same material but with diff...

Four rods of same material but with differcnt radii and lengths are uscd to connect two reservoirs of heat with the same temperaturedifference. Which one will conduct more heat

A

r= 1cm, 1= 1m

B

r= 1cm, 1= 2m

C

r=1cm, 1= `(1)/(2)m`

D

`r= (1)/(2)cm, 1= (1)/(2)m`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

(A): Two rods of same material but of different lengths are fixed between two rigid points and subjected to same temperature rise. The thermal stress will be more for longer rod. (R): Thermal stress is independent of the length and area of cross-section of the rod.

Two Brass rods of same length but with different diameters are heated by equal amounts of heat. The expansion is

Four wires made of same material have different lengths and radii, the wire having more resistance in the following case is

Heat is flowing through two cylindrical rods of the same material. The diameters of the rods are in the ratio 1 : 2 and their lengths are in the ratio 2 : 1. If the temperature difference between their ends is the same, then the ratio of the amounts of heat conducted through them per unit time will be:

Two ends of rods of length Land radius r of the same material are kept at the same temperature. Which of the following rods the same material are kept at the same temperature. Which of the following rods conducts most heat in a given time interval