The power of a machine is 6000 W. This machine is scheduled for design improvements. Engineers have reduced the time for the output by one half from 15 s to 7.5 s. What work would be required to cut the time in half.
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Lets say that an object of a certain volume has a certin mass. what happens to its mass when you double its volume?

Explain how the energy of rubber ball is tranforned as it roll down a ramp. give evidence that the energy of the og the ball remains the same at all points on the ramp

Question 11 of 13 (1 point) jump to question: a stairway, ladder, or ramp must be present in excavations in which of the following situations? a. all trenches must have access/egress b. the trench is more than 15 feet wide but only 1 ½ feet deep c. the trench is more than 4 feet deep and the devices must be within 25 feet of all workers