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If it requires 4.0 Joule of work to stretch a particular spring by 1.9 centimeter from its equilibrium length, find how much more work will be required to stretch it an additional 4.3 centimeter?
tennis ball A is dropped from a height of 15 m. Tennis ball B is thrown horizontally from a height of 15 m with a horizontal velocity of 25 m/s
A car spring (lenght (0.2) m) is suspended from the ceillingof a garage . A 200kg mass is suspended from the spring which stretches an extra 0.004m . the spring is stretched slightly ( veryslightly ) further and released assume SHM and determine t..
A 50 kg diver steps off a 10 m high platform and strikes the water below in 1.43 seconds. determine the average frictional force that stopped his motion while in the water
A car drives on a road which begins flat, then goes up and over the top of a hill and then goes down into a dip and back up to level ground.
A brass plate measures 30.0 cm by 40.0 cm. The coefficient of linear thermal expansion is 19.0 10-6/°C. what is the increase in the area of the plate
Light of wavelength 480nm is incident on a metallic surface with a resultant photoelectric stopping potential of .55V. What is the work function of the metal
a 9 kg object iinitially at rest in free space explodes intothree segments of equal mass. how much kinetic energy is released in this explosion
A portable 3.5 kw wate heater is immersed for 3 minutes in a plastic filled with 20 kg of water at 20C. what will be the final temperature of the mixture given specific heat of water at 4186 j/gkC.
A spring is resting vertically on a table. A small box is droppedonto the top of the spring and compresses it, What is the magnitude of the spring's displacement whenthe spring is fully compressed
A drop of water on a countertop reflects light from a flower held 3.40 cm directly above it. The flower's diameter is 2.10 cm, and the diameter of the flower's image is 0.114 cm. What is the focal length of the water drop, assuming that it might be t..
a block of ice at 0 degrees c has a small depression in the top. we place a steel nut of mass 45 grams in this
A wheel is made of two solid metal disks glued together. Thecombined moment of inertia of the wheel is 452 kg-m^2. What is the mass of the wheel (both disks are made of the samemetal)
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