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BALLISTIC FLIGHT:
"A flight in which a projectile is given a starting push and is permitted to move freely due to inertia and under the action of gravity is known as ballistic flight".
USES:
(i ) Ballistic missiles are useful only for short ranges for which initial velocity 'vi' is not very large.
(ii) For long ranges and greater accuracy, powered and control guided missiles are used.
Example like or unlike parallel forces
Regard as two Styrofoam cups. Each one is on the end of its own neutral slender glass rod which serves as a handle. One of the cups has a fixed amount of positive charge consistent
give the account of production of pure spectrum
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Working of nicol prism and its uses as polarizer and analyzer
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