Identify components of pendulum displacement
A 20 g rifle bullet traveling 225 m/s buries itself in a 3.6 kg pendulum hanging on a 2.8 m long string, which makes the pendulum swing upward in an arc. Determine the vertical and horizontal components of the pendulum's displacement.
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The position of a simple harmonic oscillator is given by x(t)=(0.5m)cos((pi/3)t) where t is in seconds. What is the maximum velocity of this oscillator?
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A rocket of total mass 3370 is traveling in outer space with a velocity of 123 . To alter its course by 21.0, its rockets can be fired briefly in a direction perpendicular to its original motion. If the rocket gases are expelled at a speed of 2300
A 2.0cm*2.0cm parallel-plate capacitor has a 2.0mm spacing. The electric field strength inside the capacitor is 1.0*10^5 V/m. what is the potential difference across the capacitor?
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An inductor is hooked up to an AC voltage source. The voltage source has EMF and frequency. The current amplitude in the inductor is .What is the reactance of the inductor?
Two free particles (that is, free to move) with charges +q and +4q are a distance L apart. A third charge is placed so that the entire system is in ?quilibrium. Find the location, magnitude, and sign of the third charge .
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