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A 0.161 kg projectile is fired with a velocity of +700 m/s at a 1.94 kg wooden block that rests on a frictionless table. The velocity of the block, immediately after the projectile passes through it, is +39.6 m/s. Calculate the velocity with which the projectile exits from the block.
question mr. gomez decreased the speed of his car by 30 miles per hour over a period of 10 seconds. find the average
You testify as an expert witness in a case involving an accident in which a car slides into a car that was stopped at a red light along a road headed down a hill. find the speed of the car when it hits the car stopped at the light
A rocket is used to place a synchronoussatellite in orbit about the earth. What is the speed of the satelliet in orbit
An outside loudspeaker (considered a small source) emits soundwaves with a power output of 75 W. Find the intensity level in decibels at that distance.
What is the magnitude of buoyancy force ?
A rectangular plate has a length of (20.4 0.2) cm and a width of (8.7 0.1) cm. Calculate the area of the plate
A car (m = 1,300 kg) is traveling at an initial speed of 12 m/s. It then slows to a stop over a distance of 78 m due to a force from the brakes. How much work is done on the car
a microscope has an objective lens with an aperture diameter of .60 cm where a monochromatic light source of wavelength
A light platform is suspended from the ceiling by a spring. A student with a mass of 74 kg climbs onto the platform. At what time does the maximum speed occur
A sinusoidal transverse wave travels along a long stretched string. What is the shortest transverse distance between a maximum and a minimum of the wave
The figures show a hypothetical planetary system at two different times. The spatial coordinates (x, y) of the bodies are given in Astronomical Units (AU). Find the magnitude, dS, of the star\'s displacement
A person on a rotating stool with arms stretched out rotates at an angular speed of 5.00 rad/s. By what factor does the moment of inertia change
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