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Physics

I have the answers listed I just want to know if someone couldshow me the work step by step!
Q1. A ball of mass 60 g is dropped from a height of 3.4 m. Itlands on the top of a frictionless ramp at height 1.8 m. The rampis tilted at an angle of 20 degrees.
(a) What is the velocity of the ball at the top of the ramp?Answer: 5.6 m/s
(b) At the bottom of the ramp it collides with and sticks to aball of mass 73 g. What is their velocity after the collision?Answer: 3.68 m/s
(c) The stuck together balls collide with a spring of springconstant 300 N/m. How much will they compress it? Answer:0.077m
(d) They then go back up the ramp. How high will they go?Answer: 0.7 m

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a height dropped by the first ball h 34 18 16mwhen this ball hits the ramp its speed is u answerb height of ramp 18 mlength of inclined plane speed of the first ball when it reaches the See Answer

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