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Determine the amplitude and phase of the resultant motion when two sinuosidal motions having the same frequency and traveling in the same direction are combined, if their amplitude are 3.0 com and 4.0 cima they differe in phave by pi/2 radians.
What is the Bens kinetic energy
A bungee jumper with mass 52.0 kg reaches a speed of 13.5 m/s moving straight down when the elastic cord tied to her feet starts pulling her back up. find the average force that the bungee cord exerts on the jumper
An archer fires an arrow horizontally by pulling the bow string back a distance of 0.47 m before releasing the arrow which has a mass of 0.030 kg, how much work does the archer do on the system
When the temperature of a thin silver [? = 19 × 10-6 (C°)-1] rod is increased, the length of the rod increases by 3.7 × 10-3 cm. By how much does the length of the gold rod increase
A train accelerates at 1.93 m/s2 from rest to a steady speed in 72.61. It maintains that speed for 20.25 miles, What is the total distance traveled
The first bright fringe of a diffraction grating of 600 ruling/mm is found at angle of 21 degrees.Find the wavelength of light of the source.
A uniform disk with mass 39.5kg and radius 0.250 m is pivoted at its center about a horizontal, frictionless axle that is stationary. What is the magnitude a of the resultant acceleration of a point on the rim of the disk
What is the classical acceleration of the electron in a hydrogen atom, separated from the proton by 5.29 x10?11 m? Electron mass = 9.11 x10?31 kg
The electric field inside a 28.41-cm-long copper wire is 0.021 V/m. What is the potential difference between the end of the wire
A free electron and a free proton are exactly 1.2cm apart. Find the magnitude of the acceleration of the proton
define the rock's tangential deceleration. You want to visit your friend in Seattle during spring break. To save money, you decide to travel there by train. Unfortunately, your physics final exam took the full 3 hours.
A sinusoidal wave travels along a stretched string. A particle on the string has a maximum velocity of 0.900m/s, What is the amplitude of the wave
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