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Two billiard balls of identical mass undergo a perfectly elastic head-on collision.
If one ball's initial speed was 2.50 m/s, and the other's was 3.20 m/s in the opposite direction, find what will be their speeds after the collision?
Two ice skaters, Daniel (mass 60.0kg ) and Rebecca (mass 45.0kg ), are practicing. Daniel stops to tie his shoelace and, while at rest, is struck by Rebecca, What is the magnitude of Daniel's velocity after the collision
The work function of zinc is 3.6 eV. What is the maximum energy of the photoelectrons ejected by UV light of wavelength 3000 angstroms?
A simple pendulum has a period of 2.5 s. What is its period if its length is made four times larger
A passenger walks from one side of a ferry to the other as it approaches a dock. What is the direction of the ferry's velocity relative to the water
Water (? = 1000 kg/m3) is flowing smoothly through a pipe of diameter of 5.0 cm at a speed of 0.25 m/s. Find the pressure in the upper segment of the pipe
two equally charged particles held 4.6 x 10-3 m apart are released from rest. the initial acceleration of the first
At T = 0ºC and p = 1000mb, 1g of dry air receives during an isochoric process anamount of heat, what is the amount of heat absorbed
a cubic cardboard box of side a 0.430 m is placed so that its edges are parallel to the coordinate axes. there is no
An automobile having a mass of 1,000 kg is driven into a brick wall in a safety test. The bumper behaves like a spring with constant 5.55 106 N/m, What was the speed of the car before impact
a copper puece of mass 140g and of temperature 240 degree is placed into 360g of water at temperature 25 degree. Find the final equilibruim temperature
A Carnot engine extracts 2200 Joule of heat from a hot reservoir and does 1150 Joule of mechanical work. Compute what mass of ice would melt during this time
Six uncharged capacitors with equal capacitances are combined in series. The combination is connected to a 7.39-V battery, Find the capacitance of each capacitor
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