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A wheel turns with a constant angular acceleration of 0.640 rad/s2. (a) How much time does it take to reach an angular velocity of 8.00 rad/s starting from rest? (b) Through how many revolutions does the wheel turn in this interval?
A toy cannon uses a spring to project a 5.27 g soft rubber ball. The spring is originally compressed by 4.90 cm and has a force constant of 7.90 N/m. At what point does the ball have maximum speed
A bead of mass m = 6.90 kg is released from point A and slides on the frictionless track as shown in the figure below. The height of A is ha = 6.10 m. Determine the bead's speed at points B and C
What is an angular acceleration
A particle of mass 2.4x10^-5kg and charge 3.0x10^-6C is accelerated from rest in a uniform electric field of 180 N/C. Find its acceleration in the electric field
A charge +q is located at the origin, while an identicalcharge is located on the x axis at x = +0.643 m.A third charge of +2 q is located on the x axisat such a place that the net electrostatic force on the charge atthe origin doubles, its directi..
q1. a woman rides a carnival ferris wheel at radius 13 m completing 4.0 turns about its horizontal axis every minute.
A rectangular barge, 5 m long and 2 m wide, floats in fresh water. How much deeper would it go if there were a 500kg horse on it.
Miranda, a satellite of Uranus, is shown in part a of the figure below. It can be modeled as a sphere of radius 242 km and mass 6.68 1019 kg. What is his vector impact velocity
A 11.20 kg object oscillates at the end of a vertical spring that has a spring constant of 2.10 104 N/m. The effect of air resistance is represented by the damping coefficient b = 3 N•s/m.
Consider three containers each at the same temperature and pressure. One holds a classical gas, one holds a gas of bosons, and one holds a gas of fermions. Arrange these containers in order from largest to smallest and explain how you know.
A coil of 35 resistor and inductance 20.5H is in series with acapacitor and a 200V(rms), 100Hz source. what is the voltage rms across the coil
Two spaceships approach each other, each moving with the same speed as measured by an observer on the Earth. find the speed of each spaceship as measured on Earth
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