Home » The efficiency of practical heat engine Heat MCQs The efficiency of practical heat engine April 19, 2022 6 Views Q. The efficiency of practical heat engine A. can be 100% B. can not be 100% C. is always zero D. None Answer: can not be 100%
Which one of the following is the mode of heat transfer in which warm material is transported so as to displace a cooler material?
If a heater coil is cut into two equal parts and only one part is used in the heater, the heat generated will be: