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The output voltage of an AC source is given by ?v = 120 sin 26.0pt, where ?v is in volts and t is in seconds. The source is connected across a 0.420-H inductor.
(a) Find the frequency of the source.
Hz
In a new (inelastic) collision, the same two bumper cars with the same initial velocities now latch together as they collide. What is the final speed of the two bumper cars after the collision
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If a projectile is launched vertically from the Earth with a speed equal to the escape speed, how far from the Earth's center is it
Two blocks connected by a string are on a horizontal frictionless surface, How much time is required for the hanging weight to fall 10.0 cm if it starts from rest
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