Problem on bullet deceleration
A rifle bullet with a muzzle speed of 350 m/s is fired directly into a special, dense material that stops the bullet in 36 cm. Assuming the bullet's deceleration to be constant, what is its magnitude?
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A box slides down a 29° ramp with an acceleration of 1.10 m/s2. Determine the coefficient of kinetic friction between the box and the ramp?
Which mechanical part or feature listed in Module 9 do you think is most important?
A projectile is fired horizontally from a gun that is 52.0 m above flat ground, emerging from the gun with a speed of 330 m/s. (a) How long does the projectile remain in the air? (b) At what horizontal distance from the firing point does it strike
Describe the role of respiration in the cell's energy cycle
At the end of a bobsled run, the sled comes to a stop after the brakeman applies the brakes. If the bobsled is moving at 100 km/h at the end of a run, (a) how much time does it take to stop after the brakes are applied, and (b) how far does it go
A diving board oscillates with simple harmonic motion of frequency 3.63 cycles per second,What is the maximum amplitude with which the end of the board can vibrate in order that a pebble placed there not lose contact with the board during the osc
Risk Communication is a critical element in hazard adjustment. In 250-300 words, explain what risk communication is and how it is used to promote hazard adjustment.
What were the main contributions of Ancient Egypt to world history?
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