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A 220 gram block hangs from a spring with spring constant16 N/m. At t=0 the block is 18 centimeter below the equilibrium point and moving upward with a speed of 122 cm/s.
a) Find the block's oscillation frequency?
b) Find the block's distance from equilibrium when the speed is72 cm/s?
c) Find the block's position at t=5 s?
A generator connected to an circuit has an rms voltage of 120V and an rms current of 34mA. what is the inductive reactance of the circuit
A 2180kg satellite used in a cellular telephone network is in a circular orbit at a height of 750km above the surface of the earth. What is the gravitational force on the satellit
A railroad car of mass 2.3 104 kg moving at 3.50 m/s collides and couples with two coupled railroad cars, compute the speed of the three coupled cars after the collision
The disk in a hard drive in a desktop computer rotates at 7200 rpm. The disk has a diameter of 5.1 in (13 cm). What is the acceleration of this point on the disk
A 3.00 kg block starts from rest at the top of a 29.5° incline and slides 2.00 m down the incline in 1.25 s. Find the frictional force acting on the block
Two wires are parallel (heading north-south). The current in each wire is northward. What is the direction of the magnetic field at the location of the right-hand wire due to the current in the left-hand wire? What is the direction of the magnetic fo..
A 0.24 kg blob of clay is thrown at a wall with an initial velocity of 19 m/s. If the clay comes to a stop in 91 ms, what is the average force experienced by the clay
q1. a power supply passing throughout a resistor is supposed to deliver 22-v dc at a max current of 150ma. the
please provide step by step process for finding answers.1.a rail car of mass 4500 kg is moving with a velocity of 12.4
a sound wave traveling in 26 degrees C air has a pressure amplitude of 0.500 Pa. (assume that the density of air is 1.29 kg/m^3). What is the intensity of the wave
A concave mirror (R = 64 cm) is used to project a transparent slide onto a wall. The slide is located at a distance of 40.0 cm from the mirror, How far from the wall should the mirror be located
1. find the mass of 600 cubic centimeters of water.2. what is the volume of 50 kg of water.?3. what is the volume of 50
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