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A stone is dropped at t = 0. A second stone, with 2 times the mass of the first, is dropped from the same point at t = 100 ms.
(a) How far below the release point is the center of mass of the two stones at t = 370 ms? (Neither stone has yet reached the ground.)
(b) How fast is the center of mass of the two-stone system moving at that time?
An underwater diver sees the sun 58 above horizontal. How high is the sun above horizon to a fisherman in a boat above the diver.
Bicyclists in the Tour de France reach speeds of 34.0 miles per hour (mi/h) on flat sections of the road. What is this speed in meters per second
Consider a collection of 4 "Fermi" dice. That is, no two die may have the same face up. What is the average value of the sum of the dice
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The air inside a bicycle tire pump has 193 joules of work done on it as 77.3 joules of heat is conducted away from it. What is the change in internal energy of the air
What is ratio of the applied force
Charge is placed on two conducting spheres that are very far apart and connected by a long thin wire. Find the surface charge density on each sphere
The active element of a certain laser is an ordinary glass rod 19.5 cm long and 1.37 cm in diameter. Calculate its increase in volume
A 0.900m -diameter vat of liquid is 2.60m deep. The pressure at the bottom of the vat is 1.40atm
A large container, open at the top, is half-filled with water (?H2O = 1000 kg/m3). Determine the fractions of the cube immersed in water and oil
Your eye (diameter 2.5 cm) is able to focus the image of a tree on your retina. What is the size of the image of the tree on your retina
A loudspeaker diaphragm is oscillating in simple harmonic motion with a frequency of 950 Hz and a maximum displacement of 0.65 mm. What is the magnitude of the maximum acceleration
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