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Q. For a damped oscillator with a mass of 370 g, a spring constant 93 N/m and a damping coefficient of 65 g/s, what is the ratio of the amplitude of the damped oscillations to the initial amplitude at the end of 17 cycles?
Q. What is the frequency of light that has a wavelength in water of 788 nm if the refractive index for this light is 1.33?
Velocity and time for the moving particle.
What should be coefficient of static friction
Billiard ball A of mass = 0.130 moving with speed = 2.80 strikes ball B, initially at rest, of mass = 0.150. Consequently of the collision, ball A is deflected off at an angle of 28.0 with the speed = 2.00.
What is magnitude of the Coulomb force
A 71kg pole-vaulter falls from rest from a height of 4.6m onto a foam-rubber pad. The pole-vaulter comes to rest 0.4s after landing on the pad.
A car of mass 1800 travelling at 60.7 enters a banked turn covered with ice. The road is banked at an angle, and there is no friction between the road and the car's tires. Use = 9.80 throughout the problem.
A lighthouse that rises 49 above the surface of water sits on a rocky cliff that extends 19 from its base. A sailor on the deck of a ship sights the top of the lighthouse at the angle of 30.0 above the horizontal.
A current of 10^-14 A is produced in a free-air chamber operating under saturation conditions. The sensitive volume, in which electronic equilibrium exists, contains 0.22g of air. What is the exposure rate .
Calculate the vertical component of its velocity by the time it hits the ground
Two point charges, Q1 = -7 and Q2 = 2 are located between two oppositely charged parallel plates. The two charges are separated by a distance of x = 0.33m. Assume that the electric field produced by the charged plates is uniform and equal to E = 6..
A wooden rod of negligible mass and length 82.2 is pivoted about a horizontal axis through its center. A white rat with mass 0.440 clings to one end of the stick, and the mouse with mass 0.220 clings to the other end. The system is released from rest..
What is the distance between deer a and c
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