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A 2.71 kilogram bucket is attached to a disk-shaped pulley of radius 0.115 meter and mass 0.787 kilogram. If the bucket is allowed to fall, find what is its linear acceleration? Calculate what is the angular acceleration of the pulley?
Calculate the wavelength of light in vacuum that has a frequency of 7.8 108 Hz. and What is its wavelength in carbon tetrachloride
At the local grocery store, you push a 14.7-kg shopping cart. You stop for a moment to add a bag of dog food to your cart. With a force of 12.0 N, you now accelerate the cart from rest through a distance of 2.14 m in 3.00 s. What was the mass of the ..
A uniform, thin, solid door has height 2.10 m, width 0.820 m, and mass 23.5 kg. Find its moment of inertia for rotation on its hinges
A 1.5kg- block of ice is initially at a temperature of -7.0C a)If 2.6×10^5J of heat are added to the ice, what is the final temperature of the system? b)Find the amount of ice, if any, that remains.
You rev your car's engine to 2900 rpm (rev/min). What is the period of the engine
A fresh pumpkin has a mass of 2.44 kg is droped from above the ground. Ignore air friction. Calculate the momentum change of the pumpkin
A 150g ball and a 250g ball are connected by a 34cm long, massless, rigid rod. The balls rotate about their center of mass at 130 . what is the speed of ball of 150 g.
determine the maximum height attained by the 2.1-kg mass
A simple pendulum 2.0 m in length, is released at 25 degrees from the vertical. what is the speed at the bottom of the swing
an infinitely long cylinder of radius 4.0 cm carries a uniform volume charge density r 200 ncm3. what is the electric
A gas sample enclosed in a rigid metal container at room temperature (20.0°C) has an absolute pressure p1. The container is immersed in hot water until it warms to 40.0°C. What is the new absolute pressure p2?
An object is 12.0 cm in front of a convex mirror. When the convex mirror is replaced with a flat mirror, What is the focal length of the convex mirror
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