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A 2.93 kg stone is tied to a thin, light wire wrapped around the outer edge of the uniform 9.83 kg cylindrical pulley shown in the figure below. The inner diameter of the pulley is 50.1 cm, while the outer diameter is 1.14 m. The system is released from rest, and there is no friction at the axle of the pulley.
Part a) What is the rotational inertia of the pulley
Part b) Find the angular acceleration of the pulley.
Assuming all the energy is retained by the hammer head, evaluate how much will its temperature increase? (Chead=0.11 kcal/kg degrees C) 1/2 m v^2 = mc Deltatemp solve for deltaTemp.
A 380-kg sailboat has an acceleration of 0.636 m/s2 at an angle of 65.5 ° north of east. Find the direction of the net force that acts on the sailboat
A solenoid 88.0 cm long has a radius of 2.60 cm and a winding of 2000 turns; it carries a current of 3.60 A. Calculate the magnetic field outside the solenoid
A particle with charge +7.20 nC is in a uniform electric field directed to the left. What is the magnitude of the electric field
An 18 g rifle bullet travelling 180m/s buries itself in a 3.6kg pendulum hanging on a 2.8 m long string, which makes the pendulum swing upward in an arc. Verify the horizontal component of the pendulum's displacement.
A certain red giant star has a luminosity of 100,000 times that of the Sun and is located 600 light-years from Earth. calculate the rate of interstellar extinction in the direction of the star
A small loop of wire of radius a lies a distance d from the center of a large loop of radius b. Suppose current I flows in the small loop. Find the flux through the big loop
Under an outdoor area "yellow" [Na lamp] light, a fiber is placed between but at the edge of two 3 cm glass slides. How thick is the fiber
Find out the normal force exerted on the crate by the elevator.
Find the magnitude of the acceration of each block. what is the magnitude of the average force exerted on the ball by the wall.
A person wants to push an 80-kg box across the floor. The coefficient of friction between the box and the floor is 0.5. What is the normal force experienced by the box as it sits on the floor
A centripetal force of 205 N acts on a 1,350-kg satellite moving with a speed of 4,900 m/s in a circular orbit around a planet. What is the radius of its orbit
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