Explore topic-wise MCQs in Heat Transfer.

This section includes 2 Mcqs, each offering curated multiple-choice questions to sharpen your Heat Transfer knowledge and support exam preparation. Choose a topic below to get started.

1.

An iron billet (k = 65 W/m K) measuring 20 * 15 * 80 cm is exposed to a convective flow resulting in convection coefficient of 11.5 W/m2 K. Determine the Biot number

A. 0.02376
B. 0.008974
C. 0.004563
D. 0.006846
Answer» E.
2.

Thermal radiation suffers no attenuation in a vacuum .

A. True
B. False
Answer» B. False