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Two waves traveling on a string in the same direction both have a frequency of 141 Hz, a wavelength of .43 m, and an amplitude of .16 m. What is the amplitude of the resultant wave if the original waves differ in phase by n/4 rads?
What is the phase difference between the two waves if the amplitude of the resultant wave is .12 m?
A container holds 2.3 mol of gas. The total average kinetic energyof the gas molecules in the container is equal to the kineticenergy of a 7.6x10-3 kg bullet with a speed of 550 m/s. What is the Kelvin temperature of the gas
A 4.20-g bullet embeds itself in a 20.0-kg block, which is attached to a horizontal spring with a force constant of 950 N/m. find the speed of the bullet just before it hits the block
A basketball player achieves a hang time of 0.987 s in dunking the ball. What vertical height will he attain
The earth spins in the same sense as it orbits around the sun. find the earth's spin angular velocity about its internal axis
a concave mirror used by a person who is shaving or applying makeup creates a virtual image of the face that is 1.50
The average density of the planet Uranus is 1263 kg/m3. Calculate the average radius of Uranus
suppose a flat roof has a surface area of 1.38000times102 m2. presume the air inside the building and under the roof is
Is the momentum change identical? If not, the ball would have the larger momentum change throughout the collision with the wall?
A man walks south at a speed of 2.00 m/s for 16.0 minutes. He then turns around and walks north a distance 2000 m in 15.0 minutes. What is the average speed of the man during his entire motion
On a very muddy football field, a 100 linebacker tackles a 75 halfback. Immediately before the collision, the linebacker is slipping with a velocity of 8.9 north's and the halfback is sliding with a velocity of 7.9 east's.
6.63 mol of argon gas is admitted to an evacuated 158.85 cm3 container at 48.95oC. compute the final pressure
a flint glass plate n 1.66 rests on the bottom of an aquarium tank. the plate is 5.50 cm thick vertical dimension and
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