# A 10 cm dia steam pipe, carrying steam at 180°C, is covered with an insulation (conductivity = 0.6 W/m.°C). It losses heat to the surroundings at 30°C. Assume a heat transfer co-efficient of 0.8 W/m2.°C for heat transfer from surface to the surroundings. Neglect wall resistance of the pipe and film resistance of steam. If the insulation thickness is 2 cms, the rate of heat loss from this insulated pipe will be _____ ? with Answer - Chemical Engineering Mcqs | TestPrep

> Solved MCQ: A 10 cm dia steam pipe, carrying steam at 180°C, is covered with an insulation (conductivity = 0.6 W/m.°C). It losses heat to the surroundings at 30°C. Assume a heat transfer co-efficient of 0.8 W/m2.°C for heat transfer from surface to the surroundings. Neglect wall resistance of the pipe and film resistance of steam. If the insulation thickness is 2 cms, the rate of heat loss from this insulated pipe will be _____ ? Correct Answer: B. Less than that of the un-insulated steam pipe. Verified answer explanation for FPSC, PPSC, MDCAT, NTS, and CSS competitive exam preparation.

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# A 10 cm dia steam pipe, carrying steam at 180°C, is covered with an insulation (conductivity = 0.6 W/m.°C). It losses heat to the surroundings at 30°C. Assume a heat transfer co-efficient of 0.8 W/m2.°C for heat transfer from surface to the surroundings. Neglect wall resistance of the pipe and film resistance of steam. If the insulation thickness is 2 cms, the rate of heat loss from this insulated pipe will be _____ ?

Direct Answer & Quick Reference

The correct option is **B. Less than that of the un-insulated steam pipe**.

A. Greater than that for un-insulated steam pipe

B. Less than that of the un-insulated steam pipe **(Correct Answer)**

C. Equal to that of the un-insulated steam pipe

D. Less than the steam pipe with 5 cms insulation

✨ Explain with AI

Verified Key: B. Less than that of the un-insulated steam pipe
Solved by 5,443+ students

Verified against official examination board answer keys and standard curriculum textbooks.

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