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A fighter jet lands on the deck of an aircraft carrier. It touches down with a speed of 73.5 m/s and comes to a complete stop over a distance of 194.8 m. If this process happens with constant deceleration, what is the speed of the jet 31.5 m before its final stopping location?
A solid conducting sphere of radius 2.00cm has a charge 15.00μC. A conducting spherical shell of inner radius 4.00cm and outer radius 5.00cm is concentric with the solid sphere and has a total charge of -7.00μC. (Take radially outward as the posit..
You are playing tetherball with a friend and hit the ball so that it begins to travel in a circular horizontal path. find the tension force that the rope exerts on the ball just after you hit it
A 2.0-kg block is attached to a spring with a spring constant of 24N/m. If the spring is stretched 10 cm from its equilibrium position and released from rest, the maxium velocity attained by the mass is?
A uniform plank of length 5.8m and weight 229N rests horizontally on two supports, with 1.10 m of the plank hanging over the right support (see the drawing). To what distance x can a person who weighs 450N walk on the overhanging part of the plank be..
Consider an object on an incline where friction is present. The angle between the incline and the horizontal is ?, Find an expression for the acceleration of this object. Treat down the incline as the positive direction
A camera has a lens with a focal length of 29.4 cm. When an object is placed 3.95 meters away is being photographed, how far from the film should the lens be placed
The intensity of an earthquake wave passing through the Earth is measured to be 2.5×10^6J/m^2*s at a distance of 51km from the source. What was its intensity when it passed a point only 1.5km from the source? At what rate did energy pass through an a..
a diffraction grating has 350 linesmm and is illuminated at normal incidence by white light. a spectrum is formed on a
welding machine draws a 18A of current at 240V. When it is inadvertently connected to a 120V outlet, the current in it is 10A. Is the machine's resistance ohmic
a spring-loaded gun fired vertically shoots a marble 5.2 straight up in the air. what is the marbles range if it is
The rms value of the electric field in an electromagnetic wave is Erms = 480 V/m. Find the average energy density
If an electric clothes dryer has a power rating of 5000 watts and is used for 1 hour per day, how much money can be saved in a month
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