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A sphere, a solid cylinder and a thin-walled hollow cylinder all have the same mass and radius. The three are initially held side by side on an incline. They are simultaneously released and roll down the incline.
(a) Which one reaches the bottom of the incline first?
(b) Which one reaches he bottom of the incline last?
What is the highest possible induced emf in the antenna as it moves through the Earth's magnetic field.
assume the roller coaster (h1 = 34 m, h2 = 10 m, h3 = 20) passes point A with a speed of 2.00 m/s. If the average force of friction is equal to one sixth of its weight, with what speed will it reach point B? The distance traveled is 45m.
A glass flask whose volume is 1000cm3 at a temperature of 0.500?C is completely filled with mercury at the same temperature. compute the coefficient of volume expansion of the glass
The coefficient of static friction between the stone and each side of the tread channel is 0.7. While the tire surface is rotating at a maximum speed of 1 m/s, the stone flies out of the tread. The magnitude FN of the normal force that each side of t..
A cylindrical hoop and a spherical shell both roll without slipping and both have identical masses (6 kg) and identical radii (0.2 m). What is the velocity of each at the bottom of the hill
A yo-yo has a rotational inertia of 1140 g·cm2 and a mass of 81.3 g. Its axle radius is 3.27 mm, and its string is 106 cm long, What is the magnitude of its linear acceleration, rotational kinetic energy
The electric potential in a certain region is given by the equation V(x,y,z) = 3?x2y3 - 2?x2y4z2, Calculate the magnitude of the electric field at the point (x1,y1,z1) = (-5.0, 2.0, 1.5) m in units of N/C
What would be the equilibrium temperature when a 256 g block of copper at 314 °C is placed in a 140 g aluminium calorimeter cup containing 827 g of water at 11.5 °C.
A 100g wire is held under a tension of 250N with one end at x = 0 and other x = 10m. At time t = 0, pulse 1 is sent along the wire from the end at x = 10 m. At time t = 30 ms, pulse 2 is sent along the wire from the x = 0. At what position x do the..
Estimation instantaneous rate of evaporation
What is the volume of the bubble when it reaches just below the surface of the lake, where temperature is 20°C.
A gas of hydrogen atoms is in the n = 2, l= 1 state. Find the spacing between the three degenerative levels of Ml
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