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A 74- kg ice hockey player standing on a frictionless sheet of ice throws a 6.2- kg bowling ball horizontally with a speed of 3.9 m/s. With what speed does the hockey player recoil?
A 70 turn coil of radius 4.6 cm rotates in a uniform magnetic field having a magnitude of 0.45 T. find the magnitude of the maximum torque exerted on the coil
A capacitor is charged to a potential of 12.0 V and is then connected to a voltmeter having an internal resistance of 3.50M%u03A9. What is the time constant of the circuit
What is the car's maximum speed on an incline of 1 in 20 (ie, if theta is the angle of the incline with the horizontal, sin = 1/20)? Illustrate what is its power output on a 1-in-10 incline if the car is traveling at 10 m/s?
An artificial satellite is in a circular orbit around a planet of radius r = 5.55 x 103 km at a distance d=520km from the planet's surface. What is the average density of the planet
Two people stand 3 m away from a large plane mirror and spaced 3.8 m apart in a dark room. At what angle of incidence should one of them shine a flashlight on mirror so that the reflected beam directly strikes the other person.
In the notes I stated that a moving charge will have an electric field. This electric field will produce a magnetic field that is out of phase with the electric field. What is the size of the net force that the positive charge will feel
An 85-g arrow is red from a bow whose string exerts a constant force of 105 N on the arrow over a distance of 75 cm. Illustrate what is the speed of the arrow as it leaves the bow?
A rock is thrown vertically upward with a speed of 17.0 m/s from the roof of a building that is 70.0 m above the ground. Assume free fall. What is the speed of the rock just before it strikes the ground
A student is trying to push a desk of mass m = 95kg and horizontal width w = 0.8m along the floor. What is the minimum force necessary to move the desk
A snowmobile is originally at the point with position vector 31.1 m at 95.0° counterclockwise from the x axis, find the following. velocity vector position vector
A 6.6-kg rock and a 4.7 × 10-4-kg pebble are held near the surface of the earth. Determine the magnitude of the gravitational force exerted on each by the earth
An AC generator supplies an rms voltage of 220 V at 60.0 Hz. It is connected in series with a 0.450 H inductor, a 5.20 %u03BCF capacitor, What is the peak voltage across the inductor
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