Discussion in 'International A And AS Level' started by XPFMember, Sep 29, 2011.
The answer is C. 52000 Pa . How can we get it?
The answer is A... can anyone tell me how to get it?
10 A firework rocket is fired vertically upwards. The fuel burns and produces a constant upwards force on the rocket. After 5 seconds there is no fuel left. Air resistance is negligible. What is the acceleration before and after 5 seconds? before 5 seconds after 5 seconds A constant constant B constant zero C increasing constant D increasing zero.9702/12May/June 2015 qn no 10
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