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A0.0230kg bullet moving horizontally at500m/s embeds itself into an initially stationary 0.500 kg block. What is their velocity (in m/s) just after the collision? The bullet-embedded block slides 8.0 m on a horizontal surface with a 0.30 kinetic coefficient of friction. Now what is its velocity (in m/s)? The bullet-embedded block now strikes and sticks to a stationary 2.00 kg block. How far (in m) does this combination travel before stopping?
A camera lens usually consists of a combination of two or more lenses to produce a good-quality image. How far to the right of the convex lens is the final image
What is the distance between nodes? What is the transverse velocity of the string at the position x=2cm when t=1/4 sec?
An object of mass 1.0kg is attached to a spring with spring constant 15 N/m. what is the amplitude of oscillation
A golf ball strikes a hard, smooth floor at an angle of 30.0?? and, as the drawing shows, rebounds at the same angle. What is the magnitude of the impulse applied to the golf ball by the floor
A horizontal force of 130 Newton is required to push a bookcase across a floor at a constant velocity. Find how much is the friction force that acts on the sliding bookcase
The density of matter in interstellar space is approx. one electron and one proton per cubic centimetre. What is the limit on the frequency of electromagnetic radiation that can be propagated during such a medium with minimal attenuation?
Find out the net force acting on it. What will be the value of the retarding frictional force described above that opposes the motion?
Horn frequency is 200 Hz, velocity of truck is 20m/s, observer bike's velocity is 10m/s and air temperature is 77 degrees Farenheit. find the frequency at the observer's location
A disk of radius 25 cm lies in a vertical plane and rotates with a constant angular acceleration of 5.00 rad/sec^2. What is the corresponding tangential speed
A mass spectrometer, sketched below, is a device used to separate different ions. Such ions with a well-defined velocity vo enter through a slit into a region of uniform magnetic field B, where they follow a semicircular path until they strike a d..
A Boeing 747 "Jumbo Jet" has a length of 56.1 m. The runway on which the plane land intersects another runway, the width of the intersection is 26.3 m. How much time is needed for the plane to clear the intersection
A train has a rest length of 100 m. Traveling at a very high velocity, it goes through a tunnel of length 60 m. What is the velocity of the train expressed in units of c
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