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flirtyme
Questions (2)
A ball of mass 0.2 kg strikes a force sensor and sticks to it. Just before impact the ball is travelling horizontally at a speed
7 answers
11,005 views
The efficiency of an electric motor is 20 %. When lifting a body 500 J of energy are wasted. What is the useful work done by the
5 answers
5,807 views
Answers (1)
sir, the answer is supposed to be 125?? is there something wrong
