Which lens is used for correcting long ?sightedness ?
What is free fall acceleration?
What is black body? : quantum physics
a car starts from rest with uniform acceleration "a" for sometime and then with uniform retardation "b" and comes to rest. The time of motion is "t". find the maximum velocity attained by it?
How do you find your body volume using a tape measure?
Explain radio telescopes?
Explain the steps to the scientific notation?
Why a pen used for writing with ink is always split as its pointed end?
Explain the Velocity ?
Describe the Thermos Flask?
in one optical instrument, what is the effect of usingtwo converging lenses?
Explain interference?
Explain how does the elevation and air pressure affect the boiling point of water?