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Question: A flywheel turns through 28 rev as it slows from an angular speed of 6.1 rad/s to a stop. (a) Assuming a constant angular acceleration, find the time for it to come to rest. (b) What is its angular acceleration? (c) How much time is required for it to complete the first 14 of the 28 revolutions?
a race car is approaching a jump ramp with the ramp angle at 10 degrees and 20 meters long and is 3.47 meters off the ground, what is the minimum velocity the car can go to make the jump
Scenario: You and a friend, who is twice your size, decide to slide down identical water slides at the same time, Who will have the greater momentum at the bottom
A ball traveling with an initial momentum of 2.5 kg m/s bounces off a wall and comes back in opposite direction with a momentum of -2.5 kg m/s. What is the change in momentum of the ball
The position of a 9x10-31kg particle is given by: x(t)=3t2x+4ty where x and y are unit vectors. What is the force acting on the particle
How much power must you exert to horizontally drag a 20.0 kg table 14.0 m across a brick floor in 40.0 s at constant velocity, assuming the coefficient of kinetic friction between table and floor is 0.550.
A pencil, 15.7 cm long, is released from a vertical position with the eraser end resting on a table. What is the angular speed of the pencil
A very long, thin straight line of charge has a constant charge density of 20 pC/cm. How far does the electron go before it comes back
A sphere of styrofoam with a density of 152 kg/m3 has a 45 cm diameter. what is the maximum iron mass that can be suspended by a string from it so that it does not sink
Ironman is chasing a bad guy who is running at 7.2 m/s. When he is 143m behind the bad guy, How long does it take Ironman to catch the fellow
A charged particle moves in a uniform magnetic field of 0.817 T with a period of 2.13 × 10-6 s. Find its charge-to-mass ratio.
what is the initial velocity of a silver bullet if it completely melts when striking a werewolf? the initial temperature of the bullet is 300
consider a head-on elastic collision of two balls. ball a moving at 45 ms collides with ball b which is initially at
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