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A body is attached to one end of a horizontal spring that is fixed at its other end. Due to the spring, the body oscillates horizontally on a frictionless surface with amplitude 0.279 m. The spring constant is 37.7 N/m and the body\'s mass is 0.393 kg. Find the total energy of the system.
A diving board length = 5.60 that weighs 250 is supported by two pillars. One pillar is at the left end of the diving board; the other is distance = 1.65 away. Determine the magnitude of the force exerted by the left pillar while an 80.0 diver sta..
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. Find the frequency of the source
when a wheel rotates about a fixed axis at a constant rate how do the following quantities change with the distance
question asteroid 433 eros is one of the largest near-earth asteroids. for purposes of this problemassume it is
q. suppose that you hear a clap of thunder 15.90 s after seeing the associated lightning stroke. the speed of sound
A wave crest passes an observation point followed by a second crest. how long are the wavelengths
A top has a moment of inertia of 2.78 × 10^?4 kg·m^2 and is initially at rest. It is free to rotate about a vertical stationary axis. What is the angular velocity of the object
Two musics students are tuning their guitars before arehearsal. If one middle C (262Hz) and the other plays a C sharp(277Hz), what will the frequencty of the bear be
A piece of luggage is being loaded onto an airplane by way of an inclined conveyor belt. calculate the work done on the bag by the conveyor belt
The length of a simple pendulum is 0.79 m, and the mass of the bob at the end of the cord is 0.24 kg. What is the angular frequency of the motion
A car traveling at 25 m/s ( about 55 mph) crashes into a road barrier and comes to a stop in 0.2 sec. What is the average force in Newtons felt by a 75 Kg person in a set belt
Suppose that a particle accelerator is used to move two beams of particles in opposite directions. what is the magnitude of the average current in this region
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