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An automobile transmission has 175 hp of power entering from the engine, 167 hp leaving to the wheels, while losing 5000 Btu/hr to the surroundings as heat.
a) Calculate the net energy transport rate of the transmission.
b) Determine the work transport energy efficiency of this engine if the friction, heat transfer and other losses consume 32.0 hp.
If the water in the river is flowing at 3.0 m/s, explain how long does it take the boat to make a round trip consisting of a 250 m displacement downstream followed by a 250 m displacement upstream?
Joe pushes down the length of the handle of a 12.6 kg lawn spreader. What force must Joe apply to the handle
What is the repulsive force between two pith balls that are 12.0 cm apart and have equal charges of -26.0 nC?
A 6 m board of mass 5 kg is hinged at one end, with a 60 kg block nesting on the board 202 cm from the hinge. Find the force exerted by the hinge at this angle
A student is asked to determine thickness of film of oil (n=1.43) on surface of water n=1.33) Light travels through air to oil film to water. Calculate minimum possible thickness of oil film
The air inside a bicycle tirenpumphas 202 joules of work done on it as 66.1 joules of heat is conducted away from it
An airplane with a wing span of L = 27m flies horizontally at a location where the vertical component of the Earth's magnetic field is B = 6.0 x10 -5 T.
Light of a wavelength 450 nm is incident on a sodium emitter in a photoelectric effect apparatus. Sodium is 2.3 eV, What is the stopping potential for the emitted electrons
Pandora Jewellery has turn into the best choice for ladies all more than the world who desires to express their personal style. The Pandora Bracelets provide a rich array of stylish diamond jewellery developed by artisans utilizing the finest mate..
An archer shoots an arrow horizontally at a target 17m away. The arrow is aimed straight at the center of the target, but it hits 59cm lower.
In January from Indiana, Andromeda is high in the sky at 6pm local time. (Note that local time is about 40 minutes later than Eastern Standard Time, because Indiana is on the far western end of the time zone. The sun is at its highest point in the..
An archer shoots an arrow with a velocity of 46.0 m/s at an angle of 45.5° with the horizontal. What is the initial speed of the apple
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