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Three rods made of the same material and...

Three rods made of the same material and having the same cross-section have been joined as shown in the figure. Each rod is of the same length. The left and right ends are kept at `0^@C` and `90^@C`, respectively. The temperature of junction of the three rods will be
(a) `45^@C` (b) `60^@C`
(c) `30^@C` (d) ` 20^@C`.

A

`45^(@)C`

B

`60^(@)`

C

`30^(@)C`

D

`20^(@)C`

Text Solution

Verified by Experts

The correct Answer is:
B
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