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A 12.0 kilogram box resting on a horizontal, frictionless surface is attached to a 5.00 kilogram weight by a thin, light wire that passes over a frictionless pulley. The pulley has the shape of a uniform solid disk of mass 2.00 kilogram and a diameter 0.580 meter.
After the system is released, determine the horizontal tension in the wire.
A 1.0--tall vertical tube is filled with 20o water. A tuning fork vibrating at 574 is held just over the top of the tube as the water is slowly drained from the bottom.
a ball is thrown vertically upward with a speed of 25m/s, how long does it take to reach its highest point
Batteries are rated in terms of ampere-hours (A · h). For example, a battery that can produce a current of 2.00 A for 3.00 h is rated at 6.00 A · h. At $0.0830 per kilowatt-hour, what is the value of the electricity produced by this battery
a sledge loaded with bricks has a total mass of 17.6 kg and is pulled at constant speed by a rope inclined at 20.2deg
A bar magnet is oriented with its magnetic dipole moment at 50.7° to the direction of a 0.0983-T magnetic field, Find the magnitude of the magnet\'s magnetic dipole moment
A wheel experiences a time dependant angular acceleration given by ?(t) = 3 + 0.333t^3. Derive an expression for the angular velocity as a function of time
A luggage lock, like the one shown above, has a 3-digit combination set with 3 dials, each of which has 10 settings (0-9), What is the probability of dialing the correct combination in one try by chance?
Imagine you are holding an object in your hand with your forearm horizontal and your upper arm vertical so your elbow creates a 90° angle. what force is exerted by the biceps muscle
A projectile is launched at an angle of 33.69 degrees from the horizontal and lands down range at the same level. If the range of the projectile was 900 meters what was the maximum height
What is effectiveness of battery as an energy storage device
q1. express how unmet basic physiological needs of oxygen nutrition temperature and humidity threaten clients
Electrons are ejected from a certain metallic surface with speeds ranging up to 4.2 105 m/s when light with a wavelength of ? = 615 nm is used. What is the work function of the metal?
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