Physics, 30.01.2021 01:20 jackrider1598
a hammer is swung so it exerts a 400 N force on a nail. if the hammer and nail are in contact for 0.35 seconds how much impulse does a hammer create? N*s
Answers: 2
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Galileo was the first to notice that the moon has craters, valleys, and mountains. how might this have changed people's perception of the moon at the time?
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Physics, 22.06.2019 02:30
The human body stores chemical energy from digested food. some of the chemical energy is converted into mechanical energy when the body moves. which statement best supported by this information
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Physics, 22.06.2019 13:40
An ideal otto cycle has a compression ratio of 10.5, takes in air at 90 kpa and 40°c, and is repeated 2500 times per minute. using constant specific heats at room temperature, determine the thermal efficiency of this cycle and the rate of heat input if the cycle is to produce 90 kw of power.
Answers: 2
a hammer is swung so it exerts a 400 N force on a nail. if the hammer and nail are in contact for 0....
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