1895Mechanical EngineeringMedium
Refrigeration in aeroplanes usually employs the following refrigerant________?
AFreon-11
Bnone of the above
CFreon-22
DCo2
EAir
Correct answer
E. Air
Explanation
The correct answer is Air.
Correct answer
E. Air
Explanation
The correct answer is Air.
A rocket works with maximum overall efficiency when air craft velocity is equal to the________?
Units of surface tension are________?
Which of the following equations is not in conformity with others________?
Which of the following layouts is suited to job production________?
In the case of compression ignition engine, the %age of CO in exhaust gases is________?
Plutonium-239 is produced________?