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If the force on an object is in the negative direction, the work it does on the object must be [2 points a) negative. b) positive c) the work could be either positive or negative, depending on the direction the object moves
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When the force acting on an object points at least partially in the direction of the motion the work done is considered to be negative
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Physics, 22.06.2019 18:30
Anonzero net force acts on a particle and does work. which one of the following statements is true? the kinetic energy of the particle changes, but the speed of the particle does not change. the kinetic energy of the particle does not change, but the speed of the particle does change. the kinetic energy of the particle changes, but the velocity of the particle does not change. the kinetic energy and the speed of the particle change, but the velocity of the particle does not change. the kinetic energy, speed, and velocity of the particle change.
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Physics, 22.06.2019 19:00
The law of reflection states that the angle of reflection is equal to the angle of
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Find the potential difference required to pass a current of 0.2a in a wire of resistance 20ohm...
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