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Earn 100

What is the range of gravitational and electromagnetic force?

Important Questions on Physical World

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Name the physicist who showed that the same laws of motion and the law of gravitation apply to celestial and terrestrial mechanics.
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Who predicted the existence of a new particle called neutrino (emitted in β-decay of a nucleus) using the conservation laws of energy and momentum?
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Explain mesoscopic domain.
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Give examples where small discrepancies have led to new theories in physics.
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How is the study of physics useful?
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Mention some great physicists and their major contribution.
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Mention major contribution/discovery of following physicists - Marie Curie, Albert Einstein, R.A. Millikan, S.N. Bose, Wolfgang Pauli.
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What is the scientific principle involved in computers, lasers and production of ultra high magnetic fields?