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A bowling ball of mass 7.24 kilogram and radius 10.8 centimeter rolls without slipping down a lane at 2.80 m/s,
Part A. Determine what is its total kinetic energy.
An air puck of mass 0.20 kg is tied to a string and allowed to revolve in a circle of radius 0.9 m on a frictionless horizontal table. What is the speed of the puck
Draw vectors indicating the normal force. suppose that the weight of the femur is negligible compared to the applied downward force.
A space ship is moving toward the earth at a speed of 0.75 c when it launches two space probes at precisely the same time. Probe A is launched toward the earth at a speed of 0.8cas measured on the space ship. Probe B is launched away from the earth a..
A 0.015 kg lead bullet is tested by firing it into a fixed block of wood with a mass of 1.08 kg. Estimate the entering speed of the bullet
A source of electromagnetic waves radiates power uniformly in all directions at a single frequency. At a distance of 4.00 km from the source, What is the average power radiated by the source
A particular heat engine has a useful power output of 4.40 kW and an efficiency of 30.0%. The engine expels 7200 J of exhaust energy in each cycle , Find the time interval for each cycle
The period of a pendulum are measured to be 3.00 second in the non-moving frame of the pendulum. Find the period as measured by an observer
2000 kg elevator is accelerated uniformly from rest to 4 m/s in a time of 90s. find the change in mechanical energy of the elevator
question a 43-kg girl is bouncing on a trampoline. during a certain interval after leaving the surface of the
A 15 g rifle bullet traveling 190 m/s buries itself in a 3.8 kg pendulum hanging on a 3 m long string, that makes the pendulum swing upward in an arc. Determine the horizontal component of the pendulum's maximum displacement.
When you lift a bowling ball with a force of 80.2 N, the ball accelerates upward with an acceleration a. Calculate the weight of the bowling ball
A positive charge of +q1 is located 5.35 m to the left of a negative charge -q2. The charges have different magnitudes. On the line through the charges, the net electric field is zero at a spot 2.95 m to the right of the negative charge. On this line..
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