What is the second law of thermodynamics?
Why a water pump raises water to a greater height at Bombay than at Simla
Tell me what type(amount) of capacitors are used in fan?
What is a neutron?
Explain what is the measure of the force of gravity on an object?
Explain what happens when you travel across the dateline?
What is audio frequency?
Does a soccer ball go faster in the air on a cold or hot day?
Explain the Translucent ?
What is sonar ( sound navigation and ranging )?
Examine the working of the Refrigerator?
Explain the difference between emission and absorption line spectra. : quantum physics
Describe the Thermos Flask?