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At an open-air concert a person sits at a location that is 7m and 9.10m, respectively, from speakers at each side of the stage. A musician plays a single 494 Hz tone, explain what the listener hears.Assume the speed of sound is to be 346ms-1.
An proton (m = 1.67 ´ 10-27 kg and q = 1.6 ´ 10-19 C) travelling at 2.7 × 105 ms-1 enters a magnetic field of 1.2 T at right angles to the direction of motion of the electron. What is the centripetal force on proton.
A small object of mass 2 kilogram is rotating along a circle of radius 6 meter. Determine its angular momentum when the speed is 8 m/s
A marble (radius 1.5 cm and mass 5.0 g) rolls without slipping down a ramp of vertical height 26 cm. What is the speed of the marble
Part A-What range of gauge pressure (in Pa) do the whales withstand at these depths? Part B- What range of gauge pressure (in atm) do the whales withstand at these depths?
a 1.00 x 10^4 kg railroad car is rolling at 6 meters per sec. What is the cars speed just after gravel is loaded
A rotating wheel requires 3 s to rotate 37 revolutions. Its angular velocity at the end of 3 s interval is 98 rad/s. What is the constant angular acceleration for the wheel
a point charge of -4 uc is located at x 3 m y -2 m. a second point charge of 12 uc is located at x 1 m y 2 m.a find
a if your usual weight is 180 lbs and you are in an elevator which is going up and speeding at a rate of 8 fts2 what
A wedding ring (of diameter 1.89 cm) is tossed into the air and given a spin, resulting in an angular velocity of 16.9 rotations per second. find the maximum induced potential difference in the ring
The Royal Gorge bridge over the Arkansas River is 360 m above the river. A bungee jumper of mass 93 kg has an elastic cord of length 85 m attached to her feet. Find the maximum speed of the jumper
In the lungs there are tiny sacs of air that are called alveoli. An oxygen molecule (mass = 5.30 x 10-26 kg) is trapped within a sac, and the uncertainty in its position is 0.140mm. What is the minimum improbability in the velocity of this oxygen ..
two metal rods are to be used to conduct heat from a region at 100 c to a region at 0 c. the rods can be placed in
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