Physics, 29.03.2020 16:09 luvme68297
DESPERATEA rocket of mass 40 000 kg takes off and flies to a height of 2.5 km as its engines produce 500 000 N of thrust.
b The rocket engines switch off at 2.5 km and the rocket slows down as it moves up until it stops momentarily and then falls to the ground.
i Calculate the rocket’s energy when the rocket engines were switched off.
ii Calculate the speed of the rocket when the rocket engines were switched off.
Answers: 3
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DESPERATEA rocket of mass 40 000 kg takes off and flies to a height of 2.5 km as its engines produce...
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