Question

35. Steam at 373 K is passed through a tube having length 4m and radius 10 cm. the
thermal conductivity of material is 390 Wm K and thickness of tube is 5 mm.
calculate the heat lost per second if surrounding temperature is 0°C.
or in a heat engine the temnerature of the source & cinl.
A 10​

Answer 1

Answer:

the answer is 98×10 raise to 5 I hope it helped