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A ball with a mass of 1.05 grams is accelerated from rest to 11.1 m/s in 1.71 milliseconds. What is the average Impulse in N-s exerted on the ball? Assume all variables are known to 3 significant figures.
Two wires are anchored at both ends. Wire 1 has a mass of 147 gram and a length of 9.2 meter. Determine what must be the tension in Wire 1 if its third harmonic is to equal the first overtone of Wire 2
A swimming pool has dimensions 36.0 m 8.0 m and a flat bottom. When the pool is filled to a depth of 1.90 m with fresh water, what is the force caused by the water on the bottom
A ball falls straight down onto a wedge that is sitting on frictionless ice. The ball has a mass of 3.33 kg, and the wedge has a mass of 5.11 kg. The ball is moving a speed of v = 4.47 m/s when it strikes the wedge, which is initially at rest. a) Ass..
A furlong is a distance of 220 yards. A fortnight is a time period of two weeks. What is his speed in furlongs per fortnight
A metal conducting sphere of radius 15cm has a net charge of 30nC and is located with its center at the origin. what is the electric potential at the origin
As part of a circuit act, a person drives a motorcycle with constant speed v around the inside of a vertical track of radius r. If the combined mass of the motorcycle and rider is m, find the normal force exerted on the motorcycle by the track at ..
One end of a cord is fixed and a small 0.440-kg object is attached to the other end, What is the tension of the string at this moment
q1. a rocket moves with a velocity of 0.818c to the right with respect to a stationary observer a. an observer b moving
The wavelength of light from a monochromatic source is measured to be 6.80 X 10^-7 m. What color would you observe
a.) What is the magnitude of F2, the force exerted by the second snowcat on the housing unit? b.) What is the acceleration of the unit in the y-direction? Hint: Since you are given that the unit is moving purely in the y-direction, what is the acc..
We have studied diffraction from a single slit, where light is sent through a thin opening. how thick was this strand of hair
A 61.0 kg skier encounters a dip in the snow's surface that has a circular cross section with a radius of curvature of 12.0 m .If the skier's speed at point A is 7.50 m/s (before entering dip), what is the normal force exerted by the snow on the skie..
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