Physics, 26.07.2019 00:00 davi113001
A0.2 kg plastic cart and a 20 kg lead cart can both roll without friction on a horizontal surface. equal forces are used to push both carts forward for a distance of 1 m, starting from rest. after traveling 1 m, is the momentum of the plastic cart greater than, less than, or equal to the momentum of the lead cart?
Answers: 1
Physics, 21.06.2019 19:30
What is hidden during a lunar eclipse? isn't the moon hidden?
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Physics, 22.06.2019 11:50
The electric field between square plates of a parallel-plate capacitor has magnitude e. the potential across the plates is maintained with constant voltage by a battery as they are pulled apart to twice their original separation, which is small compared to the dimensions of the plates. the magnitude of the electric field between the plates is now equal to a)e b)e/4 c)e/2 d)4e e)2e
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Physics, 22.06.2019 12:10
Point charges q1 = 51 µc and q2 = −27 µc are placed 1.0 m apart, with q2 on the right. what is the force (in n) on a third charge q3 = 19 µc placed midway between q1 and q2? (assume the positive direction is to the right. indicate the direction with the sign of your answer.)
Answers: 3
A0.2 kg plastic cart and a 20 kg lead cart can both roll without friction on a horizontal surface. e...
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