Answers

2015-08-24T20:03:17+05:30
F= 500x800/20 squared. = 1000newtons.
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already rated and thanked but pls try that ques
Yes I'm trying them...
A ball is thrown upwards with a speed of 10m/s
calculate height attained and time taken to reach there
g = 10 m/s
I've solved iit. Have a look.