Question: A ball rolls horizontally with a speed of 7 6 m s
A ball rolls horizontally with a speed of 7.6 m/s off the edge of a tall platform. If the ball lands 8.7 m from the point on the ground directly below the edge of the plat-form, what is the height of the platform?
Answer to relevant QuestionsA ball is projected horizontally with an initial speed of 5.0 m/s. Find its (a) Position and (b) Velocity at t = 25s. The pilot of a cargo plane flying 300 km/h at an altitude of 1.5 km wants to drop a load of supplies to campers at a particular location on level ground. Having the designated point in sight, the pilot prepares to drop the ...A stone thrown off a bridge 20 m above a river has an initial velocity of 12m/s at an angle of 45o above the horizontal (Fig. 3.33). (a) What is the range of the stone? (b) At what velocity does the stone strike the water? ...A ball rolls down a roof that makes an angle of to the horizontal (Fig. 3.37). It rolls off the edge with a speed of 5.00 m/s. The distance to the ground from that point is two stories or 7.00 m. (a) How long is the ball in ...In a 500-m stretch of a river, the speed of the current is a steady 5.0 m/s. How long does a boat take to finish a round trip (upstream and downstream) if the speed of the boat is 7.5 m/s relative to still water?
Post your question