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A 4.00 kg mass is connected to a spring with a spring constant of 9.00 N/m. The velocity is given by the expression v(t) = 8.00 cm/s sin(w t) + 10.0 cm/s cos(w t). What is the maximum acceleration of the simple harmonic motion?
The angular position of a pendulum is represented by the equation ? = 0.0310 cos ?t, Determine the period and length of the pendulum
Europa, a moon of jupiter, has an orbital radius of 6.70 x10^8 m, and a period of 3.55 days. What is the mass of Jupiter
An elvator can carry a max load of 1600kg is moving up with a constant speed of 2 m/s. The frictional force opposing the motion is 3320N. Determine the max power delivered by the motor to the elvator in HP.
An athlete swings a ball, connected to the end of a chain, in a horizontal circle. The athlete is able to rotate the ball at the rate of 7.69 rev/s, Which rate of rotation gives the greater speed for the ball
A constant force, F = (4.63, ?3.79, 1.96) N,acts on an object of mass 18.9 kg, What is the total work done by this force
When yellow light from a sodium lamp shines on a certain photocell, What potential would be needed to stop the electrons if light with 4000 A is used
Two trains approach each other on parallel tracks. Each has a speed of 80.0 km/hr with respect to the earth. If they are initially 14.0 km apart, how long (in seconds) will it be before they pass each other?
A 0.54-kg particle has a speed of 2.0 m/s at point A and kinetic energy of 7.5 J at point B. What is its speed at point b
A water heater consisting of a metal coil that is connected across the terminals of a 21.0-V power supply is able to heat 160. What is the resistance of the coil
A rifle with a weight of 35 N fires a 5.0-g bullet with a speed of 250 m/s, If a 675-N man holds the rifle firmly against his shoulder, find the recoil speed of the man and rifle
104.05 J of energy are transferred to a system in the form of heat while the internal energy decreases by 57.65 J. How much work is done by the system
A tennis ball of mass 57 g travels with velocity m/s toward a wall. After bouncing off the wall, the tennis ball is observed to be traveling with velocity m/s.
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