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A golf ball of mass 0.045 kg is hit off the tee at a speed of 40 m/s. The golf club was in contact with the ball for 5.3 × 10-3 s.
1) Discover the magnitude of the impulse imparted to the golf ball.
2) Discover the magnitude of the average force exerted on the ball with the golf club.
A 400 kg car sits 2 m to the right of a fulcrum assume car is on a weightless rod, how far to the left of the fulcrum should an effort of 200 N be applied to keep the system in quilibrium.
A solid block is suspended from a spring scale. If the reading on the scale when the block is completely immersed in water is 34.0 N, what are the block's volume and density
a curve with a 130m radius on a level road is banked at the correct angle for a speed of 20 ms?if an automobile rounds
A 62 g Frisbee is thrown from a point 1.3 m above the ground with a speed of 15 m/s. What was the reduction in the mechanical energy of the Frisbee-Earth system because of air drag
The circular disk shown rotates in a horizontal plane. A 3-lb block rests on the disk 8 in. from the axis of rotation. find the length of time required for the block to begin to slip
a spacecraft is in orbit around a planet. the radius of the orbit is 2.9 times the radius of the planet which is r
A particle with mass 1.81×10?3kg and a charge of 1.22×10?8C has, at a given instant, a velocity v? =(3.00×104m/s)j^, Find the acceleration vector for the charge
Suppose that 0.0025 m^3 of gas in a cylinder is compressed by a piston down to 0.001 m^3 while 675 J of heat flows out of the gas. what was the change in its internal energy
A compact disk spins with angular velocity 40.8rad/s. The player is turned off, and 2.10s later the CD has stopped. Find its average angular acceleration
A shopper in a supermarket pushes a cart with a force of 27 N directed at an angle of 25° below the horizontal. Find the work done by the shopper as she moves down a 56 m length aisle
An electron is a hydrogen atom drops from the n=6 state to the ground state. What is the frequency of the photon that is emitted
A 0.2 kg object is suspended from a spring by a spring constant of K=10 N/m. The object moves with simple harmonic motion and has an amplitude of0.08 m. What is the potential energy of the system when the object displacement is 0.08 m?
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