Physics, 28.03.2021 22:40 rattler6125
A. It takes a horizontal force of 115 N to get of 45.1 kg box to just start moving across the floor. Determine the coefficient of friction.
B. A 1320 kg car skids across an asphalt road. The coefficient of kinetic friction is 0.55. Calculate the magnitude of the force of friction acting on the car due to the road.
Calculate the coefficient of friction and the magnitude of friction
Answers: 1
Physics, 22.06.2019 02:00
Figure 9 on page 362 shows various motions of balls. the curved path followed by the yellow ball in b in picture b is result of a) inertia b) centripetal motion c) gravity and horizontal velocity d) linear motion
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Physics, 22.06.2019 13:50
The magnitude of the poynting vector of a planar electromagnetic wave has an average value of 0.939 w/m^2 . the wave is incident upon a rectangular area, 1.5 m by 2.0 m, at right angles. how much total electromagnetic energy falls on the area during 1.0 minute?
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Physics, 22.06.2019 19:00
Friction removes energy from objects in motion. which statement best describes how this works? a) friction transforms ke into thermal energy b) friction transfers thermal energy to ke c) friction transforms te into pe d) friction transforms pe into ke e) friction transfers ke into pe
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Physics, 23.06.2019 03:30
An object is kept at 45 m high and how much time will it take to reach the ground
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A. It takes a horizontal force of 115 N to get of 45.1 kg box to just start moving across the floor....
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