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The ball is kicked from a ground level with an initial velocity of 10 m/s at an angle of 30 degrees from the horizontal. determine the speed of the ball when it strikes the ground.
NOTE: use 3 decimal places
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- A student throws a ball upward in the vertical direction at the base of a hill 40.0 meter high while another ball drops from the top of that hill. The two balls collide at a height of 20.0 meter. Find the initial speed (m/s) of the ball that was thrown upward.QUESTION 1 Supply all missing information with the correct numerical values. Do not include the units. Round off all answers to two decimal places. Do not forget the negative sign (-) if needed. A cannon ball is fired with an initial speed of 123 m/s at angle of 60 degrees from the horizontal. Express the initial velocity as a linear combination of its unit vector components. Vo = ( m/s) i +( m/s) At the maximum height, the speed of the cannon ball is v = m/s and the magnitude of its acceleration is a = m/s2 The time needed to reach maximum height is t= The maximum height reached by the cannon ball is H = m.A person on the top of a roof of a building (100 m) drops a ball. After 2s passed, a person who stands at the base of the same building throws a separate ball in the upward direction with a speed of 20 m/s. Assumes the two balls are traveling on the same vertical path. Will the two balls collide with each other? If so, what are their velocities as they collide with each other?
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