1099Mechanical EngineeringMedium
On volume basis, air contains following parts of oxygen ________?
A77
B23
C21
D79
E25
Correct answer
C. 21
Explanation
The correct answer is 21.
Correct answer
C. 21
Explanation
The correct answer is 21.
The co-efficient of friction depends upon ________?
Boiler stays are used to________?
In the cross compounding of the gas turbine plant________?
A material capable of absorbing large amount of energy before fracture is known as________?
Which of the following is not the correct method of increasing fatigue limit ________?
The following property is most important for material used for gas turbine blade________?