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9-lb collar can slide on a frictionless horizontal rod and is attached to a spring of constant 2.5 lb/in. It is acted upon by a periodic force of magnitude P = Pm sin vft, where Pm = 3 lb. Determine the amplitude of the motion of the collar if
(a) ωf = 5 rad/s,
(b) ωf = 10 rad/s.
A thin film of MgF2 (n=1.38) coats a piece of glass. Contructive interference is observed for the reflection of light with wavelengths of 500 nm and 625 nm.
A(n) 331 g object is attached to a spring and executes simple harmonic motion with a period of 0.294 s. The total energy of the system is 1.7J. Find the force constant of the spring. (N/m) Find the amplitude of the motion (in cm)
A horizontal force of 80 N acts on a mass of 6 kg resting on a horizontal surface. The mass is initially at rest and covers a distance of 5 m in 0.92 s under the action of the force. find the coefficient of friction between the mass and the surface
An RLC circuit is used to tune a radio into an FM stationbroadcasting at 88.5 MHz. Theresistance in the circuit is 12.0 Ω and the capacitance is2.80 pF. What inductance should bepresent in the circuit?
You hook a pipe with an hourglass shape to a water hose. The diameter of the large ends is 6 centimeter, and the narrow neck has a diameter of 2 centimeter. Determine the flow speed of the water
what is significant about the vertical velocity when the projectile is at its maximum height?do we consider air
The intensity of sound wave A is 100 times that of sound wave B. Relative to wave B, find the sound level of wave A
What is the friction force that acts on the firefighter?
You and your friends are doing physics experiments on a frozen pondthat serves as a frictionless, horizontal surface. Sam, withmass 80.0 kg, is given a push and slides eastward. What was the speed of each person before the collision
a flywheel turns through 36 rev as it slows from an angular speed of 1.6 rads to a stop.a assuming a constant angular
NASA sends satellites to Mars by placing the satellite in a Keplerian orbit (around the sun) such that the perihelion is at the radius of the Earth's orbit, Calculate the time it takes the satellite to travel from Earth to Mars
A 182 kg weather rocket is loaded with 97 kg of fuel and firedstraight up. It accelerates upward at 29.98 m/s2 for34.9 s, then runs out of fuel. What is the rocket's maximum altitude
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