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A 1.5 kg copper block is given an initial speed of3.00m/s on a rough horizantal surface. Because of friction, theblock finally comes to rest.
(a) If the block absorbs 85% of its initial kinetic energy asinternal energy, calculate its increase in temperature.
(b) what happens on the remaining energy?
You want to contrast a physical pendulum with a period of 4.0s at a location where g= 9.8s/s^2.What length of simple pendulum having this period
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A 100kg hollow sphere is neutrally buoyant and completely underwater. Its volume is 0.5 cubic meter. what fraction of this volume is helium
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Two narrow slits are illuminated by a laser with a wavelength of 560 nm. Calculate the distance between the two slits
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2.00 mole of an ideal gas at 330k, 3.50 atm and 3.0L are isothermically compressed causing a change of entropy in the system equal to -25.0 J*K^-1. determine the final volume of the system
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A compressed-air cylinder is known to fail if the pressue exceeds 100 atm. What is the pressure inside the cylinder during the fire
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A boat is cruising in a straight line at a constant speed of 2.5 m/s when it is shifted to neutral. what was the boats acceleration while coasting
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