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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.
What are the disadvantages of polymer fibers optics? The ends of polymer fibers can't operate along with high temperatures. Illuminators or light sources are required with a sc
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Direction of Acceleration and Velocity Knowing the size of a distance or speed is frequently meaningful for creating comparisons. For example, for some reasons it may be enough
investigatory poject class 12
Figure shows the transfer characteristic for an n-p-n silicon transistor.When the base current is 2.5mA, Verify (a) the value of collector current, (b) the static value of
Explain about the piezoelectric effect. Piezoelectric effect: While crystals as quartz or tourmaline are stressed beside any pair of opposite faces, electric charges of oppo
An object in free fall has an acceleration of 9.80 m/s 2 assuming that there is no air resistance. What is the speed of an object dropped from the top of a tall cliff 3.50 s a
The graph shown in Figure was obtained during an experiment on a diode. (a) What type of diode is this? Give reasons. (b) Determine the forward current for a forward voltage
A ball leaves a girl's hand with an upward velocity of 6 meters per second. What is the maximum height of the ball above the girl's hand? Ans: A ball leaves a girl's hand w
REST: A body is said to be at rest if it does not alter its position with respect to its surroundings.
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