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Question 8 (15 marks) When a water rocket is launched, 0.5 kg of water is ejected at 10 ms in the first second. The tota
Posted: Sat May 21, 2022 11:56 am
by answerhappygod
- Question 8 15 Marks When A Water Rocket Is Launched 0 5 Kg Of Water Is Ejected At 10 Ms In The First Second The Tota 1 (24.5 KiB) Viewed 19 times
Question 8 (15 marks) When a water rocket is launched, 0.5 kg of water is ejected at 10 ms in the first second. The total mass of the water rocket is 2 kg. (a) The rocket is placed horizontally with the water to be ejected towards the right. When it is launched, (1) What is the net force acting on the rocket in the first second? (ii) What is the velocity of the rocket after launching for 1s? (b) If the rocket is placed vertically, it cannot fly up in air. Explain briefly and suggest a modification to the rocket that allows the rocket to launch into the air.