flirtyme
This page lists questions and answers that were posted by visitors named flirtyme.
Questions
The following questions were asked by visitors named flirtyme.
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 motor? please and thank u!
7 years ago
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 of 4.0 m s–1. The graph shows the variation with time t of the force F recorded by the sensor. (plus there is this graph where...
7 years ago
Answers
The following answers were posted by visitors named flirtyme.