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A mass hanging vertically from a spring oscillates with a period T. If this experiment were taken to the Moon, then how would the period of oscillation change? Explain.
A pendulum of length L has a period T. How would the period change if the pendulum were taken to the Moon? Explain.
A laser beam moves from the bottom of an aquarium towards the surface. The beam describes an angle of 48.75 degrees fromthe normal measured at the surface. (The laser is not in thetank, it's below the tank and the bottom of the tank is made ofglas..
An ac generator has a frequency of 4.80 kHz and produces a currentof 0.0400 A in a series circuit that contains only a 232-Ω resistor and a 0.250-µF capacitor. Obtain the voltage of the generator.
A cannon is fired horizontally from atop a40.0 m tower. The cannonball travels 160 mhorizontally before it strikes the ground. With what velocity did the ball leave the muzzle
Calculate the electric force between these two electrons. The value of the Coulomb constant 9 × 109 N · m2/C2 and the elemental charge is 1.6 × 10?19 C
If I have the television on and the sound level is 60 dB, then my wife starts the vacuum which is 74 dB, then the baby starts crying at 78 dB, what is the total sound level in the room? And what is the total intensity?
an aa battery is connected to a parallel-plate capacitor having 4.00cm diameter plates spaced 5mm apart. how much
A 9.0 cm diameter wire coil is at first oriented so that its plane is perpendicular to a magnetic field of 0.67 T pointing up. During the course of 0.30 s, the field is changed to one of 0.25 T pointing down. What is the average induced emf in coil.
A railroad car of mass 3.0 104 kg moving at 4.00 m/s collides and couples with two coupled railroad cars, What is the speed of the three coupled cars after the collision
A high-voltage transmission line carries 0.500A for a distance of 200 miles. What is the energy loss due to resistive loss in 24 hours
A 3.0 kg particle with velocity v = (5.0 m/s) ihat - (6.0 m/s)jhat is at x = 3.0 m, y = 8.0 m. It is pulled by a 7.0 N force inthe negative x direction. What is the angular momentum of the particle about the origin? What torque about the origin act..
question an ambulance is traveling east at 60ms. behind it there is a car traveling along the same direction at 34.3
two cylindrical rods one of stainless steel and the other of red brass are joined at c and restrained by rigid supports
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