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A string is wound around a uniform disc of radius 0.59 meter and mass 2.5 kilogram. The disc is released from rest with the string vertical and its top end tied to a fixed support.
Determine the speed of the center of mass when, after starting from rest, the center of mass has fallen1.3 meter. The acceleration of gravity is 9.8 m/so.
Answer in units of m/s.
An evacuated spherical diving bell containing a camera is in the ocean at a depth of 161 m. Find the magnitude of the total force on the port
What is the work done by the electric field on a charge q as it moves through a potential difference of ?V? (Use any variable or symbol stated above as necessary.)
your optometrist recommends that you purchase reading glasses with a refractive powerof 3 diopters. determine the location of your near point or far point
A conical pendulum is formed by attaching a 67.0 gram mass to a 1.1 meter string. The mass swings around a horizontal circle of radius 29.0 centimeter. Find what is the acceleration of the mass
A piece of copper tubing used in plumbing has a length of 85.0cm and an inner diameter of 1.40cm at 20 degrees C. When hot water at 90 degrees C flows through the tube, what is the change in its cross-sectional area?
A device operates in a three process cycle. In process one, the device receives 35kJ of heat and does no work. Determine the COP or efficiency as applicable
An explosion breaks an object initially at rest into two pieces, one of which has 1.6 times the mass of the other. how much kinetic energy did the heavier piece acquire
A microphone is attached to a spring that is suspended from the ceiling, as the drawing indicates. Directly below on the floor is a stationary 659-Hz source of sound. The microphone vibrates up and down in simple harmonic motion with a period of 2..
A light source for light scattering has a resistance of 160Ω. A DC voltage of 100 Volt is attached across it. Find the current through the source
A student, starting from rest, slides down a water slide. On the way down, a kinetic frictional force (a nonconservativeforce) acts on her. The student has a mass of 67.0 kg, and the height of the water slide is13.0 m.
find out the magnitude of force exerted on the lower end of the boom by the hinge.
A 100 [kg] cannon fires a 10 [kg] steel ball horizontally with a speed of 50 [m/s]. What is the recoil speed of the cannon
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