PHYSICAL ASPECTS OF NATURE I- JUNE 2016 Question A2 [8 marks] A 300 kg boulder was resting on the edge of a 200 m high c
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PHYSICAL ASPECTS OF NATURE I- JUNE 2016 Question A2 [8 marks] A 300 kg boulder was resting on the edge of a 200 m high c
Question A2 [8 marks] A 300 kg boulder was resting on the edge of a 200 m high cliff. Kylo applied a horizontal force to the boulder resulting in an initial horizontal acceleration of 7 m/s². (a) Calculate the magnitude of the horizontal force Kylo applied to the boulder. (b) The force was applied for 2 second. Calculate the final horizontal component of the velocity. (c) As well as travelling horizontally the boulder fell to the ground without striking the side of the cliff. Calculate how long the boulder took to fall the 200 m to the bottom of the cliff. Assume that its initial vertical velocity was zero.
PHYSICAL ASPECTS OF NATURE I- JUNE 2016