Physics, 10.02.2020 21:27 genyjoannerubiera
How many excess electrons must be distributed uniformly within the volume of an isolated plastic sphere 28.0 cmcm in diameter to produce an electric field of 1050 N/CN/C just outside the surface of the sphere?
Answers: 3
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How many molecules are present in 3 mols of silicon dioxide (sio2)?
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Find v(t), given acceleration a(t)=7j and initial velocity v(0)=k
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Which situation will produce the greatest change of momentum
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Aballoon is rising vertically upwards at a velocity of 10m/s. when it is at a height of 45m from the ground, a parachute bails out from it. after 3s he opens his parachute and decelerates ata a constant rate 5m/s.when. (a) what was the height of the parachutist above the ground when he opened his parachute? (b)how far is the parachutist from the balloon at t=3s? (c)with what velocity does the parachutist hit the ground? (d)after how long does the parachutist hit the ground after his exist from the balloon?
Answers: 3
How many excess electrons must be distributed uniformly within the volume of an isolated plastic sph...
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