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A small object with momentum 5.0 kg m/s approaches head-on a large object at rest. The small object bounces straight back with a momentum of magnitude 4.0 kg m/s. Find the magnitude of the large object momentum change?
A string of linearmass density μ1 is connected smoothly to a string of linea rmass density μ2. Find the refection and transmission amplitudes in terms of the mass densities, and independently in terms of the wave velocities.
What is the efficiency of a pump that uses 3.5kW of electrical power in raising 200 litters of water through a height of 12m in 10 seconds
A uniform electric field exists in the region between two oppositely charged plane parallel plates. Find the speed of the electron when it strikes the second plate
A rock is thrown vertically upward with a speed of 15.0m/s from the roof of a building that is 70.0m above the ground. What is the speed of the rock just before it strikes the ground
An electric motor is used to lift an elevator and its load to aheight of 20m. at which rate is the energy supplied to the motor
consider light that is refracted by a prism shaped like an equilateral triangle. the incident ray is parallel with the
A force Farrowbold applied to an object of mass m1 produces an acceleration of 3.70 m/s2. find its acceleration under the action of the force Farrowbold
A 7.6 cm diameter horizontal pipe gradually narrows to 4.8 cm . When water flows through this pipe at a certain rate, What is the largest size vehicle
how does the angular separation between fringes in single-slit diffraction experiment change when the distance of
At rest when constructed, the ring is set rotating about its axis so that the people inside experience effective free-fall acceleration equal to g. The rotation is achieved by firing two small rockets attached tangentially to opposite points on the r..
a satellite that weighs 4900N on the launchpad travels around the earths equator in a circular orbit with a period of 1.667h. determine the altitude of the satellite above the earths surface
the same object is located at the same distance from two spherical mirrors a and b. the magnifications produced by the
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