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A sled of mass m is given a kick on a frozen pond. The kick imparts to it an initial speed of 3.30 m/s. The coefficient of kinetic friction between sled and ice is 0.105. Use energy considerations to find the distance the sled moves before it stops.
m
The record distance in the sport of throwing cowpats is 81.1 m. This record toss was set by Steve Urner of the United States in 1981, Determine the initial speed of the projectile
A sled weighing 189N rests on a 15° incline, held in place by static friction. The coefficient of static friction is 0.50.
If an astronaut dropped a small rock near the surface of Neptune, how far (in m) would the rock fall in 1.5 s
Suppose Fuzzy, a quantum-mechanical duck, lives in a world in which h = 2πJ • s. Fuzzy has a mass of 2.00 kg and is at first known to be within a pond 1.00 m wide.
A lens of focal length 15.0 cm is used to create an image of the Full Moon. What is diameter of the image
A 226.0 kg block of ice at 0o C is placed in a large lake. The temperature of the lake is just slightly higher than 0o C, What is the entropy change of the ice
compute the magnitude of the magnetic force exerted on it.
A 38.0 kg box initially at rest is pushed 4.00 m along a rough, horizontal floor with a constant applied horizontal force of 125 N. determine the final speed of the box
Two bicycle tires are set rolling with the same initial speed of 3.40m/s along a long, straight road, What is the coefficient of rolling friction r for the tire under low pressure
A 13 g bullet traveling 215m/s penetrates a 2 kg block of wood and emerges cleanly at 157m/s. If the block is stationary on a frictionless surface when hit, how fast does it move after bullet emerges.
Batman (mass = 102 kg) jumps straight down from a bridge into a boat (mass = 550 kg) in which a criminal is fleeing. What is the velocity of the boat after Batman lands in it
The radii of curvature of the surfaces of a thin converging meniscus lens are R1 = 12.0cmand R2 = 28.0cm. Is the final image erect or inverted with respect to the original object
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