Hamad Heat Transfer 12/04/2023 A. kcal/kg m2 °C B. kcal-m/hr m2 °C C. kcal/hr m2 °C D. kcal-m/hr °C E. kcal-m/m2 °C Related Mcqs: Thermal conductivity of air with rise in temperature__________________?A. increases B. decreases C. remains constant D. may increase or decrease depending on temperature E. none of the above... Thermal conductivity of glass-wool varies from sample to sample because of variation in ________________ ?A. composition B. density C. porosity D. structure E. all of the above... LMTD in case of counter flow heat exchanger as compared-to parallel flow heat exchanger is _________________?A. higher B. lower C. same D. depends on the area of heat exchanger E. depends on temperature conditions... The unit of overall coefficient of heat transfer is___________________?A. kcal/m2 B. kcal/hr °C C. kcal/m2 hr °C D. kacl/m hr °C E. kcal/m3 hr °C... The total emissivity power is .defined as the total amount of radiation emitted by a black body per unit_______________?A. temperature B. thickness C. area D. time E. area and time...
Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Δ
Recent Comments