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Q. A car traveling at a constant speed of 18.5 m/s passes a trooper hidden behind a billboard. One second after the speeding car passes the billboard, the trooper sets off in chase with a constant acceleration of 2.60 m/s2. How long does it take the trooper to overtake the speeding car?
Q. A mass m = 5.0 kg is attached to the lower end of a massless string of length L = 72.0 cm. The upper end of the string is held fixed. Suppose that the mass moves in a circle at constant speed, and that the string makes an angle theta = 29° with the vertical. How long does it take the mass to make one complete revolution?
An airplane is flying with a velocity of 93at an angle of 25 above the horizontal. When the plane is a distance 103 directly above a dog that is standing on level ground, a suitcase drops out of the luggage compartment.
A particle has a charge of 600 o C and a mass of 0.6 nkg. This particle is placed in a uniform electric field of 1,200 N/C. Find the a) electrostatic force acting on the mass. If the particle is free from rest what is its acceleration.
How fast is the roller coaster moving at the top of the loop
A ball with a horizontal speed of 1.25m/s rolls off a bench 1.00m/s above the floor. how long does it take to reach the floor.How far from a point on the floor directly below the edge of the bench would the ball land.
What is final speed of the block
how high does it rise above the point of free.
Two lenses that are L = 42 cm apart are used to form an image, as shown in figure. Find the distance from lens and magnification of the image.
Coherent light with wavelength 546 nm passes through two very narrow slits, and the interference pattern is observed on a screen the distance of 3.00 {rm m} from the slits. The first-order bright fringe is a distance of 4.86 {rm mm} from the center o..
What is height of the cliff
Illustration on Eratosthenes' process
What is new angular speed of the merry-go-round
when the field is vertical to the plane of loop, when the field makes a 90.0 angle with the normal to plane.
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