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A sinusoidal wave travels along a stretched string. A particle on the string has a maximum velocity of 0.800m/s and a maximum acceleration of 230m/s2.
What is the frequency of the wave?
What is the amplitude of the wave?
A blimp used for aerial camera views of sporting events holds 200,000 ft3 of helium. How much does the helium weigh
Two parallel plates, each of area 8.17 cm2, are separated by 6.20 mm, Calculate the amount of the electric charge stored on each plate
A daring ranch hand sitting on a tree limb wishes to drop vertically onto a horse galloping under the tree. How long (s) is he in the air
A student sits on a rotating stool holding two 4.0-kg objects. When his arms are extended horizontally, Find the new angular speed of the student
An object is 12.0 cm in front of a convex mirror. When the convex mirror is replaced with a flat mirror, What is the focal length of the convex mirror
A guitar string is 90cm long and has a mass of 3.6g from the bridge to support post (L) is 60cm and the string is under the tension of 560. What are the frequencies of fundamental and first two overtones.
Mercury is poured into a U-tube. The left arm of the tube has cross-sectional area A1 of 10.4 cm2, Determine the length of the water column in the right arm of the U-tube
Occasionally, huge icebergs are found floating on the ocean's currents. Suppose one such iceberg is 134 km long, 39.4 km wide, and 187 m thick.
A square loop 15 cm on a side lies in the xy plane. Its resistance is .55 ohm. A magnetic field points in the +z direction, What is the direction of the induced current in the loop
A circuit contains six 290 lamps and a 18 heater connected in parallel. The voltage across the circuit is 120V. If the circuit has a 11A fuse, will the fuse melt if all the lamps and the heater are on.
A certain digital camera having a lens with focal length 7.5 cm focuses on an object 1.80m tall that is 4.35m fromt he lens. How far must the lens be from the photocells
Find out the frequency of the fourth harmonic if the string is fixed at one end and free at other. (That is, if the free end is attached to a long string of negligible mass.)
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