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A 4.97-g bullet is shot through a1.02-kg wood block suspended on a string2.00 m long. The center of mass of the block rises a distance of0.49 cm. Find the speed of the bullet asit emerges from the block if its initial speed is 404 m/s.
Suppose you are old and as a last act want to see for yourself what it is to cross an event horizon (knowing you cannot come back). To get there, though, you have to survive the tidal forces.
assume you are standing on a train, both feet together, facing a window. The front of the train is to your left. The train starts moving forward.
Two lenses, one converging with focal length20.0cm and one diverging with focal length? 11.5cm , are placed 25.0?cm apart. Determine the magnification of the final image formed
You cool a 130.0g slug of red-hot iron (temperature 745 ?C) by dropping it into an insulated cup of negligible mass containing 70.0g of water at 20.0 ?C. what is the final mass of the iron and the remaining water
A technician wearing a brass bracelet enclosing area0.00500 m2 places her hand in a solenoid whose magneticfield is 2.90 T directed perpendicular tothe plane of the bracelet.
A wire has a length of 7.26 × 10-2 m and is used to make a circular coil of one turn. find the maximum torque that this coil can experience
a 0.010 kg bullet is fired straight up at a falling wooden block that has a mass of 5.0 kg. the bullet has a speed of
You've taken your neighbor's young child to the carnival to ride the rides. She wants to ride The Rocket. Eight rocket-shaped cars hang by chains from the outside edge of a large steel disk. What is the car's speed
Electrons on a radio broadcasting tower are forced to oscillate up and down the tower 535,000 times each second. What is the wavelength of the radio waves that are produced?
A cannonball is fired from a canon at an angle of 45 degrees to the horizontal.The cannonball's initial velocity is 40 m/s. How far will the cannonball go before it hits the ground
An electric ceiling fan is rotating about a fixed axis with an initial angular velocity magnitude of 0.210rev/s. Compute the fan's angular velocity magnitude after time 0.205s has passed
A circular coil of 57 loops and diameter 30.0cm is lying flat on a tabletop, and carries a clockwise current of 1.90A . A magnetic field of 0.370T , What is the torque on the coil
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