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A 0.47 kg object connected to a light spring with a force constant of 22.0 N/m oscillates on a frictionless horizontal surface. If the spring is compressed 4.0 cm and released from rest. Determine the speed of the object when the spring is compressed 1.5 cm.
Suppose you have a circuit consisting of a resistance R = 54 ?, an inductor with L = 36.4 mH and internal resistance r = 30 ?, What is the frequency of the damped oscillations of this circuit
A block with a weight of 3.0 N is at rest on a horizontalsurface. A 1.0 N upward force is applied to the block by meansof an attached vertical string. What are the (a) magnitude of and(b) direction of the force of the block on the horizontalsurface?
A piece of ice with a mass of 30 grams at 0° C is added to 100 ml of water at 20° C. Assuming no loss of heat to the surroundings, what is the situation when equilibrium is reached?
q1. a professors office door is 0.80 wide 3.0 high and 5.0 thick has the mass of 25 and pivots on frictionless hinges.
Three deer, A, B, and C, are grazing in a field. Deer B located 64.00 m from dear A at an angle of 50° north of west. Deer C is located 76° north of east relative to dear A. The distance between deer B and C is 93m. What is the distance between de..
A Hollywood daredevil plans to jump the canyon shown in the figure on a motorcycle. What is his predicted landing velocity
a rocket rises vertically from rest with an acceleration of 3.2 ms2 until it runs out of fuel at an altitude of 870 m.
Rubber stopper attached to one end of the string and 100 g mass attached to the other end. A student gets the rubber stopper going in a horizontal circle above her head.
A +1 uC charge is held 10 cm directly above the origin. A -1 uC charge is held 5 cm directly to the right of the origin. What is the electric potential at the origin
the magnetic field near the surface of a neutron star has a magnitude of 1.00 108 t. find the acceleration of an
Charges of 4.0 mC and - 6.0mC are placed at two corners of an equilateral triangle with sides of 0.10 m. At the third corner, what is the electric field created by these two charges
A 4 kg object moving at 17 m/s in the positive x direction has aone-dimensional elastic collision with an object initially at rest. After the collision the object of unknown mass has a velocity of 30 m/s in the positive xdirection. What is the unk..
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