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A 60 kg person rides in a 20 kg cart moving at 13 m/s at the bottom of a valley that is in the shape of an arc of a circle with a radius of 36 m. What is the apparent weight of the person as the cart passes the bottom of the valley? Please include drawing.
A body is traveling at 4.0 m/s alongthe positive direction of an x axis; no net force acts onthe body. An internal explosion separates the body into two parts,each of mass 3 kg, and increases the totalkinetic energy by 48 J. The forward partcontin..
One of the 61.0cm -long strings of an ordinary guitar is tuned to produce the note B3 (frequency 245 Hz) when vibrating in its fundamental mode. Find the speed of transverse waves on this string
A 69-g steel ball is released from rest and falls vertically onto a steel plate. The ball strikes the plate and is in contact with it for 0.5 ms. The ball rebounds elastically, and returns to its original height. The time interval for a round trip is..
unlike a free particle a bound or confined particle can have difinite engergy and momentum e.g. an lectron cofined to
A juniper-wood plank measuring 0.36 ft by 1 ft by 15 ft is totally submerged in water. What is the buoyant force acting on it
A square loop of wire with sides of length l=0.15m is pulled horizontally to the right at a constant speed of 5.0m/s into a perpendicular magnetic field of strength B=0.37T directed into the page
A 63-kg skier is going down a slope oriented 31° above the horizontal. Determine the pressure that each ski exerts on the snow
During an Apollo lunar landing mission, the command module continued to orbit the Moon at an altitude of about 100 kilometer. How much time did it take to go around the Moon once
A girl of mass 42 kilogram throws a ball of mass 0.5 kilogram against a wall. Obtain the average force exerted on wall by the ball
Mary runs off a diving board with a velocity of 1.7 m/s in the horizontal direction. If the water surface is 2 meters below the board: A. how long will it take for her to hit the water B. where will she hit the water C. With what velocity will she..
Find the resultant force of a tank that is entirely filled with an incompressible fluid and has a piston at end. Side going into take F=100N
Standing on ground 3.5 from the wall of a building, you want to throw a package from your 1.6 shoulder level to someone in a second-floor window 4.5 above the ground.
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