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Q. A 2.20 kg frictionless block is attached to an ideal spring with forces constant 314N/m. At first the block has velocity -3.60 m/s and displacement 0.300-m.
Q. A cannon is fired horizontally from atop a 40m tower. The cannonball travels 145-m horizontally before it strikes the ground. With what velocity did the ball leave muzzle?
What impulse Ft should be supplied to bring the ball to rest? If the ball is stopped in 0.03 s, what is the average force of the ball on the catcher's hand.
To which, according to the rotational analog of Newton's second law, is the angular acceleration experienced by an object directly proportional?
find the childs speed at the lowest point.An elevator has mass 610 kg, not including passengers. The elevator is designed to ascend, at constant speed, a vertical distance of 20.0 m (five floors) in 17.0 s and it is driven by a motor that can provi..
An observer inside the building notices that it takes 0.15s for the tile to pass her window, whose height is 2.20m. How far above the top of this window is the roof.
compute the distance from the central maximum to the first bright region on either side of the central maximum.
A horizontal string of length 1.5 meters vibrates with a wave velocity of 1230 m/s at its fundamental frequency.
A car is traveling at 27 m/s when the driver spots a large pothole in the road a distance 44 m ahead. She immediately applies her brakes. If her acceleration is -9.7 m/s2, does she arrange to stop before reaching the pothole.
How to discuss the results in relation to the objectives of the experiment of CENTRIPETAL FORCE? Next, how am i supposed to elaborate the results that I obtained if my results are confirmed the centripetal force theory.
Find out the angular velocity
find the coefficient of linear expansion for the material of which the rod is made.
Basic science concepts in optics like Which types of electromagnetic radiation can be seen from the surface of Earth.
If you had a single polarizer, how might you determine whether or not light from a room light was polarized when emitted from the bulb.
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