GCSE Questions: Forces![]() Q19. The diagram shows a person using a device called a jetpack. Water is forced downwards from the jetpack and produces an upward force on the person. (a) State the condition necessary for the person to be able to remain stationary in mid-air. The forces must be balanced - the resultant force must be zero. This means that the upward force is equal to the downward force (weight). [1 mark] (b) The person weighs 700 N and the jetpack weighs 140 N.
[3 marks]
[4 marks] [8 Marks TOTAL] |
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