Physics, asked by apparinikhileswar495, 10 months ago

A rod of length 100 cm has cross section area of 2 cm2. The thermal conductivity is

4 cal/ sec cmoC. Temperature difference is 50oC. Find the total amount of flow of heat in 20 sec is _______cal​

Answers

Answered by abi954877
0

Answer:

100 is the answer

Explanation:

You know why because 100 is the answer when the temperature is in 4 cal the difference temperature is 50C.In 20S the cal is comes 100 by 20 *4

Answered by satyajeetkokate
0

Answer:

given - L= 100 cm

C/S = 2 cm

K= 4 cal/sec cm °C

t= 20sec

∆T= 50°C

Q= K×A×∆T×t/L

=4×2×50×20/100

=800/100

Q=8 cal/sec cm °C

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