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An electron is constrained to the central axis of a ring of charge 1 coulomb and of radius 1 meter. The electrostatic force exerted on the electron can cause the electron to oscillate through the center of the ring. Find the frequency of oscillation of the electron in Hertz.
A person stretches a rope of length 55 m between the top of a building to the base of a tree d = 23 m away. How tall is the building.
A motor boat haeds due east at 5 m/s acorss a river that flows toward the south at 5 m/s. If the river is 125m wide, how longs does it take the boat to cross the river.
A pipe open at one end has a fundamental frequency of 256 Hz. A second pipe,identical to first pipe, is shortened by cutting off a portion of the open end. When both pipes vibrate at their fundamental frequencies, a beat frequency of 12 Hz is heard..
What is the muzzle velocity
A ball is released from a hot air balloon moving downward with a velocity of -10.0 meters/second and a height of 1,000 meters. How long did it take the ball to reach the surface of Earth? Given: g = -9.8 meters/second2. A. 11.2 seconds B. 12.1 sec..
A 5.0 kilogram block is experiencing an applied 3.0 newton force in the positive x direction and is held stationary by an opposing frictional force, Determine the magnitude of the normal force
how to Compute the work done by this field on a charge.
A butterfly at eye level is 26 cm in front of a plane mirror. You are behind the butterfly, 48 cm from the mirror. What is the distance between your eye and the image of butterfly in the mirror.
A 7.50 nC charge is located 1.80 m from a 4.20 nC charge. (a)Find the magnitude of the electric force that one particle exerts on the other. (b) Is the force attractive or repulsive?
And if the plane could fly without this pilot, how much force would the plane require to maintain the equal acceleration?
A 10 Newton effort force is required to lift a 10kg box just off the ground. What is the effort required to lift the box off the ground using a 3m long lever.
A 15 ohm resistor is connected to the terminal of a 12 V battery, Sketch the circuit and Calculate the current in the circuit
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