Physics, 09.09.2020 23:01, austintules2005

Which refers to the ratio of output work to input work of a machine expressed as a percent? total work
wattage
efficiency
power

Answers: 3

Show answers

Other questions on the subject: Physics

Physics, 22.06.2019 05:00, anondriap

Which statements describe the movement of ocean currents around the globe? check all that apply. strong winds force warm water to sink to the ocean floor. the coriolis effect causes warm and cold water to mix. cool dense water sinks to the ocean floor. warm water replaces cool surface water. wind blowing parallel to the shore causes upwelling of cool water.

Answers: 1

continue

Physics, 22.06.2019 14:30, juanaaraujo1104

Which one of the following terms is used to indicate the natural tendency of an object to remain at rest or in motion at a constant speed along a straight line? velocity acceleration equilibrium force inertia

Answers: 2

continue

Physics, 22.06.2019 15:30, championroof

What is a costume plot? why is it important to a film or theater production?

Answers: 3

continue

Physics, 22.06.2019 21:20, rosieposie27

Astone is dropped from the upper observation deck of a tower, 250 m above the ground. (assume g = 9.8 m/s2.) (a) find the distance (in meters) of the stone above ground level at time t. h(t) = (b) how long does it take the stone to reach the ground? (round your answer to two decimal places.) s (c) with what velocity does it strike the ground? (round your answer to one decimal place.) m/s (d) if the stone is thrown downward with a speed of 2 m/s, how long does it take to reach the ground? (round your answer to two decimal places.) s

Answers: 3

continue

Do you know the correct answer?

Which refers to the ratio of output work to input work of a machine expressed as a percent? total w...