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A fly wheel rotates with an angular speed of 25 rev/s. As it is brought to rest with a constant acceleration, it turns 50 rev.
(a) Find what the magnitude of the angular acceleration?
(b) Determine how much time does it take to stop?
Find out the drill's angular acceleration. Determine the angle through which the drill rotates all through this period.
A 5.00 kg box is pushed a distance of 15.0 m up a rough 20.0 degree incline with a constant force of 35.0 N. calculate he kinetic energy of the box after moving 15.0 meters
What are the direction and magnitude of the magnetic force the field exerts on the proton.
Estimate the maximum centrifugal and coriolis forces that you would experience on a ferris wheel in Melbourne, FL. How does this compare with gravity? (Please use the earth's surface as the reference frame).
Suppose that an ion source in a mass spectrometer produces doubly ionized gold ions (Au2+), each with a mass of 3.27 × 10-25 kg. Determine the radius of the path
A dialectric constant of 3 is inserted into a parallel capacitor, filling one-half of the volume as shown in the figure. If the capacitance of the capacitor without the dialectric is C,
A 2.5 kg object is attached to a horizontal spring of force constant k = 4.1 kN/m. The spring is stretched 10 cm from equilibrium and released. Find the maximum acceleration
imagine a very heavy cube of pure gold that is 1.40 m on a side. approximate the atoms in this cube as little cubes.
LC circuit consists of a 20.0 mH inductor and a 0.750 µF capacitor. find the greatest potential difference across the capacitor
Gold has one conduction electron per atom. Its density is 19.3gr/cm3,molar mass is 197 gr/mole, determine The drift speed vd of the electrons in the wire
A snow skier, starting from rest, goes downhill for 5.00s and reaches a level spot of smooth snow. What is average velocity on level spot
A small motor is mounted on the axis of a space probe with its rotor (the rotating part of the motor) parallel to the axis of the probe. Through how many revolutions has the rotor turned
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