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A golf ball with a mass of 43.00 g can be blasted from rest to a speed of 71.10 m/s through impact with a club head. Suppose that the impact lasts only about 1.100 ms.
1. Compute the change in momentum of the ball.
2. Compute the average force applied.
A person with mass m1 = 60 kg stands at the left end of a uniform beam with mass m2 = 91 kg and a length L = 3.2 m, What is the location of the center of mass of the system
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copper has 8.5 x 10^28 electrons per cubic meter. a 12-gauge copper wire is 25.0cm in length and 2.05mm in diameter. what is the average drift speed of the electrons along the wire
Two grapes are given equal charges and held apart at a distance of1.6 m. They experience a repulsive force of2.2 N. Find the magnitude of the charge on each grape.
The working substance of a certain Carnot engine is 1.0 mol of an ideal monatomic gas. During the isothermal expansion portion of this engine's cycle, the volume of the gas doubles, while during the adiabatic expansion the volume increases by a fa..
A crate of mass 9.0 kg is pulled up a rough incline with an initial speed of 1.42 m/s. What is the change in kinetic energy of the crate
q1. an object falls because of gravity at a rate of -9.80 ms2 - sign is indicative of a downward direction for 10.00
When red light in a vacuum is incident at the Brewster angle on a certain type of glass, the angle of refraction is 31.0°. What is the Brewster angle
An automobile has aa vertical radio antenna 1.20 mlong. The automobile travels at 65.0 km/h on a horizontalroad where earths magnetic field is 50.0 uT directed toward thenorth, calcutate the magnitude of this induced emf
Suppose the initial speed of the proton in the figure is increased. Does the radius of each half-circular path segment increase, decrease, or stay the same?
Two long parallel wires are separated by 3.89 mm. The current flowing in one of the wires (wire 1) is twice that in the other wire (wire 2). If the magnitude of the force on a 1.37 m length of one of the wires is 6.13 ?N, what is the value of the cur..
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