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PROJECTILE:
"When a body is thrown upward making a particular angle 'Q' with the horizontal and moves freely under the action of gravity, it is known as a projectile".
EXAMPLES:
(i) A thrown base ball.
(ii) A fired missile.
(iii) A bullet fired from a gun.
In a certain cathode-ray tube, a beam of electrons, moving at a constant velocity, enters a region of constant electric force midway among two parallel plates that are 10.0 cm long
EXAMPLES OF IT
What is Power? Power is how fast work is done or energy is used. Example: Remember that cheeseburger (~1/4 pound) I lifted up one meter to do one joule of work? If you now
The line integral of the magnetic flux about a closed curve is proportional to the algebraic total of electric currents passing through that closed curve; or, in differential form,
Average and Instantaneous Acceleration: Average acceleration is explained as the change in velocity over a given time interval. As, The instantaneous acceleration of g
The average speed of a substance in a given interval of time is explained as the ratio of the distance done to the time taken whereas; average velocity is explained as the ratio of
a body is thrown horizontally with a velocity of u from the top of a tower. the displacement of the stone when the horizontal and vertical velocities are equal is
How many planets are found till now? Nine.
Defects of Vision Long Sightened When a person can see far objects clearly but cannot see near object clearly then this defect of vision is called as long sightedness.
draw a force diagram for a baseball player who slows as he slides into the base?
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