King Fahd University of Petroleum & Minerals
Department of Physics

Physics 101
Quiz # 3

Name: __________________________________________  Id # _______________ Sec. ____________
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Q.:	A ball is thrown from the top of a 60 m high building with an initial speed of 10 m/s and at an angle of  30 degrees above the horizontal. 

b)	Find the time it takes the projectile to hit the ground.

a)	Find the speed of the ball when it hits the ground.

	

King Fahd University of Petroleum & Minerals
Department of Physics

Physics 101
Quiz # 2

Name: __________________________________________  Id # _______________ Sec. ____________
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1.	A stone is thrown horizontally from the top of a 40 m high building. It strikes the ground 
            at  t = 4 seconds. 

a)	With what speed was it thrown ( V0 ) ?

                    b)   Find the speed of  the projectile when it  hits  the ground.