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What is the horsepower of a 1,500.0 kg car that can go to the top of a 349.0 m high hill in exactly 1 minute?
P = blank hp
Blank =Answer HP
A converging lens has a focal length of 71.00 cm. A 12.0-cm-tall object is located 131.0 cm in front of this lens. Is the image real or virtual
a car traveling 85 km/hr strikes a tree. the front end of the car compresses and the driver comes to rest after traveling 0.8m. What was the average acceleration of the driver
A roller-coaster car has a mass of 504 kg when fully loaded with passengers Point B of the rollercoaster has a radius of 15.0m, What is the maximum speed the vehicle can have
A 91kg water skier floating in a lake is pulled from rest to a speed of 12 m/s in a distance of 25 m.What is the net force exerted on the skier, suppose his acceleration is constant.
In a certain automobile engine with an efficiency of 20.1%, combustion of gasoline in one cylinder releases 520 J of heat. Find the total mechanical power produced by all four cylinders, operating at 55 cycles/s, or 3300 rpm
A projectile is fired with an initial speed of 36.2m/s at an angle of 41.1 degrees above the horizontal on a long flat firing range. determine maxiumum height reached by projectile
A Carnot engine uses hot and cold reservoirs that have temperatures of 1850 and 845 K, respectively. The input heat for this engine is QH. The work delivered by the engine is used to operate a Carnot heat pump. The pump removes heat from the 845-K re..
A photoelectric experiment uses 266nm light and a silver target. Find the maximum kinetic energy of the photoelectrons.
Identical point charges of +2.4 ?C are fixed to diagonally opposite corners of a square. A third charge is then fixed at the center of the square, Find the sign and magnitude of the third charge
A large, cylindrical tank contains kerosene (S.G. = 0.85) in storage later to be transported by rail. The tank has a diameter of 19 meters and is 11 meters tall and has a 28 cm in diameter hole at its base.
freight car with mass of 25000 kg rolls down an inclined track through a vertical distance of 1.5 m. What percentage of the initial kinetic energy is lost
A basketball player makes a jump shot. The 0.700 kg ball is released at a height of 2.00 m above the floor with a speed of 7.70 m/s. The ball goes through the net 3.10 m above the floor at a speed of 4.30 m/s. What isthe work done on the ball by a..
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