What is the sg of the wood
A 0.47 kg piece of wood floats in water but is found to sink in alcohol (specific gravity = 0.79) in which it has an apparent mass of 0.030 kg. What is the SG of the wood?
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Some enterprising physics students working on a catapult decide to have a water balloon fight in the school hallway. The ceiling is of height 3.5 m, and the balloons are launched at a velocity of 10 m/s.
A house is 100.0 ft long and 30 ft wide, and has 8.0 ft high ceilings. What is the volume of the interior of the house in cubic meters and cubic centimeters?
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The effective coefficient of kinetic friction (between the piano and the ramp) is 0.43. A) Calculate the force exerted by the man. B) Calculate the work done by the man on the piano.
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A horizontal string of length 1.5 meters vibrates with a wave velocity of 1230 m/s at its fundamental frequency. What is the fundamental frequency
A 73.0 kg base runner begins his slide into second base when moving at a speed of 4 m/s. The coefficient of friction between his clothes and Earth is 0.70. He slides so that his speed is zero just as he reaches the base. How much mechanical energy
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