In which situation is work being done?
А. No force is applied.
B. The force does not result i...
Physics, 21.10.2020 20:01 kcarstensen59070
In which situation is work being done?
А. No force is applied.
B. The force does not result in displacement.
C. The force and displacement are perpendicular to each other.
D. The force and displacement are in the same direction.
Answers: 3
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The material that keeps its new shape after it is stretched is called?
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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?
Answers: 2
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Two steel balls, each of mass m, are welded to a light rod of length l and negligible mass and are initially at rest on a smooth horizontal surface. a horizontal force of magnitude f is suddenly applied to the rod as shown. determine (a) the instantaneous acceleration a of the mass center g and (b) the corresponding rate at which the angular velocity of the assembly about g is changing with time.
Answers: 2
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Aforce of 100 newtons is used to move an object a distance of 15 meters with a power of 50 watts. find the work dine and the time it takes to do the work
Answers: 1
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