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A surfboard of mass S rests on a frictionless surface. The surfboard is attached to a spring (constant K) which is in turn attached to an immobile wall. The surfboard is displaced a distance of C from equilibrium and then is released.
If a simple pendulum had the same period of oscillation, what would the length of the string be?
If the current in the solenoid is ramped at a constant rate from zero to Is= 1.20 A over a time interval of 79.0 ms, What is the mutual inductance between the solenoid and the short coil
The cylindrical beam of a 80.0 mW laser is 0.80 cm in diameter. What is the rms value of the electric field
the force constant of a spring is 135 nm.a find the magnitude of the force required to compress the spring by 4.20 cm
To prepare homemade ice cream a crank must be turned with a torque of 3.6 N m. Determine how much work is required to complete eight turns of the crank
In a physics lab, a cube slides down a frictionless incline and elastically strikes another cube at the bottom that is only 1/4 its mass. If the incline is 35 high and the table is 95 off the floor, where does each cube land.
A 210 g piece of ice at 0°C is placed in 410 g of water at 22°C. The system is in a container of negligible heat capacity and is insulated from its surroundings. (a) What is the final equilibrium temperature of the system? (b) How much of the ice ..
A golf ball with the initial angle of 34° lands exactly 240 m down the range on the level course.
A certain particle of mass m has a momentum of 0.9mc. (For the following questions, leave all your answers in terms of m and/or c.) a) What is the particle’s speed? (Careful here….the answer is not 0.9c)
Two slits are spaced 0.300mm apart and are placed 0.75m from a screen. evaluate the wavelength of the light
A train at rest emits a sound at a frequency of 1045 Hz. An observer in a car travels away from the sound source at a speed of 37 m/s.What is the frequency heard by the observer . What must be the result have been for the horizontal speed.
1. How much charge has been transferred from the negative to the positive terminal? Express your answer using two significant figures. 2.How much work has been done on the charges that passed through the battery? Express your answer using two sign..
a horizontal force of 50 n is applied for 10 s on a box of mass 20kg placed on a friction-less horizontal table .
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