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A 3.1 kilogram block of wood sits on a table. A 3.0 gram bullet, fired horizontally at a speed of 450 meter per second, goes completely through the block, emerging at a speed of 210 m/s.
Evaluate the speed of the block immediately after the bullet exits?
A 1 kg rubber ball is bounced off a hard floor just prior to its hitting the floor, the ball has a downward speed of 2 m/s. find Is the collision elastic or inelastic
What is the force between two balloons with a negative charge of 2.6 x 10-10C if the balloons are 10.0 cm apart?
On average, each person in the industrialized world is responsible for the emission of 10,000 kg of carbon dioxide () every year. This includes that you generate directly, how long would each edge of the cube be
A potential difference of 12 V is placed across the ends of a wire of resistance 2.625times10-3 Ohm. If the density of electrons in the wire is 6times1028 electrons/m3 and the cross sectional area of the wire is 2times10-5 m2, what is the drift veloc..
A particle with a charge of -60.0 nC is placed at the center of anon conducting spherical shell of inner radius 20.0 cm and outer radius 27.0 cm. The spherical shell carries charge by a uniform density of -2.95 µC/m3. A proton moves in acicular orbit..
An astronaut on a distant planet wants to determine its acceleration due to gravity. What is the acceleration due to gravity on this planet
Pair of speakers separated by 0.700 meter is driven by the same oscillator at a frequency of 675 hertz. Determine how far must the observer walk before reaching a relative maximum in intensity
question an elevator cabin has a mass of 358.1 kg and the combined mass of the people inside the cabin is 165.3 kg. the
Scientists are experimenting with a kind of gun that may eventually be used to fire payloads directly into orbit. How much time is required for the projectile to come up to speed
The pyramid depicted in the figure contains approximately 2.20 million stone blocks that average 3.00 tons each. Find the weight of this pyramid in pounds. (Please provide numerical answer in lbs)
The springs of a 1300kg car compress 6.00 mm when its 68 kg driver gets into the driver's seat. If the car goes over a bump, what would be the frequency of vibrations.
bob has just finished climbing a sheer cliff above a beach and wants to figure out how high he climbed. all he has to
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