Which lens is used for correcting long ?sightedness ?
What is Amorphous ?
What should a drummer do to make the sound of lower pitch?
Explain about Microphone?
Explain what is optical medium?
What is the pitch?
Why is it that the nearer we approach the sun, the colder it becomes ?
Explain the Radiation ?
the question from which area of physics in ONGC Written examination in physics can we expect more?
what is nano science
While swimming, why do we press the water backward with our arms and hands ?
Define Umbra?
Explain the Amphoteric ?