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A mass-spring system oscillates with amplitude of 5.30 cm. If the spring constant is 225 N/m and the mass is 506 g.
1. Decide the maximum acceleration.
2. Decide the maximum speed of the object.
3. Decide the mechanical energy of the system.
A semicircle of radius a is charged.positive charge +Q is distributed uniformaly around the left half of the semicircle, what are the magnitude and the direction of the electric field
A circuit with 2 capacitors, C1 = 22.0 ?F and C2 = 16.0 ?F, are hooked up in parallel to each other, Calculate how much energy each capacitor can store
It has been proposed that large flywheels could be used to store energy. Consider a flywheel made of concrete (density 2060 kg/m3) in the shape of a solid disk, find what is the angular velocity of the flywheel
5kg of lead shot at 89.3 degrees are poured into 5kg of water at 22.0 degrees. Discover the final temperature (in degrees C) of the mixture. Use c_water = 4187 J/kg degrees C and c_lead = 128 J/kg degrees C Use units of "C".
two charges are placed on the x axis a 6.00 microc charge at x 80.0 cm and a -3.00 microc charge at x 0. find e
A coin is placed on a turntable 13 cm from the center. A lump of clay placed behind the coin prevents it from sliding backwards , How long will it take before the coin begins to slide radially
A horizontal conductor that is part of a power line carries acurrent of 4800A from south to north. Earth's magnetic field (60.0µT) is directed toward the north and is inclined downward at71° to the horizontal.
A proton of mass (m) moving with a speed of 3.0x 10^6 m/s undergoes a head-on elastic collision with an alpha particle of mass (4m), What are the velocities of the two particles after the collision
q1. a positive charge of q 3.5 microc is pulled on by two negative charges. one -2.0 microc is 0.050 m to the north
A solid (cylindrical) flywheel of mass m and radius r is initally at rest. A force F acts tangentially on its perimeter for a time t. Show that its angular velocity at t = 2Ft/mr . Illustrate what is its angular displacement during that time?
A ball moving at 5ms collides head on elastically with a ball at rest. what are the velocities of the two balls after the collision
An average emf of 32 V is induced in a circuit in which the current drops from 10 to 2 A in 0.1 s. What is the inductance of the circuit
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