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What is Tension in the chain at the point where the chain is attached to the block? What is the tension of the chain midway up the chain? And find out the tension in the chain at the point where the chain is attached to the ceiling.
The bullet remains embedded in the block, which is observed to slide a distance 0.280 m along the surface before stopping. What was the initial speed of the bullet?
What is t he steam-side coefficient
.250 kg ball is dropped to the floor from a height of 1.0 m and upon rebounding, reaches a height of .60 m. What is the impulse delivered to the ball by the floor?
Find out the magnitude of the force exerted by the right pillar while a 90.0 diver stands at the far end of the board.
An imaginary accelerator consists of colliding beams of electrons and protons, each of 2TeV total energy. What laboratory energy would be required to achieve the same center - of - mass energy if electrons collide with stationary protons?
The work done by an external force to move a -8.90charge from point a to point b is 1.80×10?3 . If the charge was started from rest and had 4.87×10^4 of kinetic energy when it reached point b, what must be the potential difference between a and b?
Explain how fast will he be moving backward just after releasing the ball?
Three identical conducting spheres initially have following charges: sphere A, 5Q; sphere B, -7Q; and sphere C, 0. Spheres A and B is fixed in place, with a center-to-center separation that is much larger than the spheres.
how many days would be required to move one of the charges.
A meteoroid is speeding through the atmosphere, traveling east at 21.5 km/s while descending at 19.0 km/s. What is its speed, in km/s.
A 1.65 block is attached to a spring with spring constant 17. While the block is sitting at rest, a student hits it with the hammer and almost instantaneously gives it a speed of 59.
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