Ablock is launched up an incline plane. after going up the plane, it slides back down to its starting position. the coefficient of friction between the block and the plane is 0.3. the speed of the block when it reaches the starting position on the trip down: a. is the same as the launching speed. b. is less than the launching speed. c. is more than the launching speed. d. cannot be compared to the launch speed with the information given.
Answers: 2
Physics, 21.06.2019 20:30, jasminelynn135owmyj1
When a book falls from a shelf to the ground without anyone pushing on it, no work is done on the book. true or false
Answers: 1
Physics, 22.06.2019 10:20, studyowl9192
Electromagnetic induction. a coil of wire contains n turns and has an electrical resistance r. the radius of each turn is a. initially, inside the coil there exists a uniform magnetic field of magnitude b0 parallel to the axis of the coil. the magnetic field is then reduced slowly. the current induced in the coil is i. how long does it take for the magnitude of the uniform field to drop to zero?
Answers: 1
Ablock is launched up an incline plane. after going up the plane, it slides back down to its startin...
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