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A 102kg mass suspended from a wire whose unscratched length is 4.50m is found to stretch the wire by 7.50 mm. The wire has a uniform cross-sectional area of 0.110cm2
Part A
If the load is pulled down a small additional distance and released, discover the frequency at which it vibrates.
Part B
Calculate Young's modulus for the wire.
A glass window 0.60 cm thick measures67cm by 42 cm. How much heat flows through this window per minute if the inside and outside temperatures differ by16°C
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questiona student standing on a stationary skateboard tosses a textbook with a mass of mb 1.55 kg to friend standing
Triangular loop of wire in drawing carries a current of 6.28 A.Angle W is 55 degrees. Length AB is 2.3 m. Length AC is 3.28 m,Length BC is 4.01 m. A uniform magnetic field is directed parallelto side AB. AB lies on the horizontal and AC lies perpe..
A spherical mirror is polished on both sides. When used as a convex mirror, the magnification is +1/7. Find the magnification when used as a concave mirror
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A boat with a horizontal tow rope pulls a water skier. how much work does the rope do on the skier during a forward displacement of 310
At the local swimming hole, a favorite trick is to run horizontally off a cliff that is 6.35 m above the water. find the number of revolutions she makes while on the way down
An air-track glider attached to a spring oscillates between the 12.0 cm mark and the 55.0 cm mark on the track. calculate the maximum speed of the glider
A particle travels counter clockwise around the origin at constant speed in the circular path that has a diameter of 2.50 m, going around twice per second. Point Q is on the path halfway between points P and R that lie on the x axis and the y axis..
uranium has two naturally occurring isotopes. 238u atomic mass 238.0508 u has a natural abundance of 99.275 and 235u
Hoover Dam was built in the 1930s to provide electricity for the southwest U.S. and to prevent the wild Colorado River from flooding. how does pressure vary with depth along the wall of the dam
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