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A 772 kg automobile is moving at26.6 m/s at a height of 5.0 m above the bottom of a hill when it runs out of gasoline. The car coasts downthe hill and then continues coasting up the other side until itcomes to rest. Ignoring frictional forces and air resistance, what is the value of h, the highest position the car reachesabove the bottom of the hill?
A copper cylinder with a temperature of 277 K is found to emit 179 J of energy each second. what is its surface area
A massless, rigid board is placed across two bathroom scalesthat are separated by a distance of 2.00 m. Find the weight of the person
Assume that the mud ends up uniformly distributed over a surface area of the valley measuring 0.3 km x 0.3 km, What is the mass of the mud sitting above a 4 m2 area of the valley floor
A 140-W lightbulb connected to a 120-V source experiences a voltage surge that produces 135 V for a moment. By what percentage does its power output increase
a proton of atomic mass 1u with a speed of 750 m/s collides elastically with another proton at rest. What is the final speed of the target proton after the collision
a 9.0 kg hanging weight is connected by a string over a pulley to a 5.0 kg block sliding on a flat table. if the
What is the power output in horsepower of an electric motor turning at 4550rev/min and developing a torque of 4.75N, Calculate the angular momentum of a solid uniform sphere
A person hums into the top of a well and finds that standing waves are established at frequencies of 23, 69, and 115 Hz. How deep is the well
reviews the concepts that are involved in this problem. A child is twirling a 0.0211-kg ball on a string in a horizontal circle whose radius is 0.0866 m. Determine the centripetal force acting on the ball
The distance from the Sun to Jupiter is 5.2 times longer than the Earth-Sun distance. Take the intensity of sunlight at the Earth to be 1340 W/m2. Find the amplitude of the associated electric field at Jupiter
Squaw Valley ski area in California claims that its lifts can move 48300 people per hour. estimate the maximum total power needed
you drop a 299-g silver figure of a polar bear into the 215-g aluminum cup of a well-insulated calorimeter containing
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