Correct option is B
Loss tangent is a parameter associated with microwave heating, representing the ratio of energy lost as heat to the energy stored in a material.
Loss tangent is a parameter associated with microwave heating, representing the ratio of energy lost as heat to the energy stored in a material.
In a four-stroke engine, the inlet valve opens during
In a four-stroke engine, the inlet valve opens during
Suggested Test Series
Suggested Test Series