Physics, 10.03.2020 23:06 shaheedbrown06
A 20,000 kg railroad car travels down the track at 30 m/s and hits a second stationary railroad car of 10,000 kg. The
cars become coupled and continue traveling. Calculate the final velocity of the cars.
Answers: 3
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Matt is driving down 7th street. he drives 150 meters in 18 seconds. assuming he does not speed up or slow down, what is his speed?
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State the right hand rule of the direction of magnetic field in a conductor carrying current
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A110-pound person pulls herself up 4.0 feet. this took her 2.5 seconds. how much power was developed? 0.13 hp 0.32 hp 2.0 hp 3.1 hp
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Ablock of mass 1.5 kg slides down an inclined plane that has an angle of 15. if the inclined plane has no friction and the block starts at a height of 3 m, how much kinetic energy does the block have when it reaches the bottom? acceleration due to gravity is g = 9.8 m/s2. a. 6.8 j b. 50.9 j c. 0 j d. 44.1 j
Answers: 1
A 20,000 kg railroad car travels down the track at 30 m/s and hits a second stationary railroad car...
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