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A 220 g block is attached to a horizontal spring and executes simple harmonic motion with a period of 0.400 s. If the total energy of the system is 2.50 J.
a) Discover the force constant of the spring
b) Discover the amplitude of the motion.
A rock is tossed straight up with a speed of 29{\rm m}/{\rm s}. What is the rock's velocity as it hits the bottom of the hole
An airplane propeller is rotating at 1250rpm. Compute the propeller's angular velocity
A radar transmitter contains an LC circuit oscillating at 2.10 1010 Hz. What is the common reactance of the loop and capacitor at resonance
Two square, oppositely charged conducting plates measure 33 cm on each side. They are placed close together and parallel to each other. They have charges of +5.4 nC and -5.4 nC, respectively.
A block with mass m = 3.58 kg is placed against a spring on a frictionless incline with angle ? = 32.5°. find the elastic potential energy of the compressed spring
A stick with a length of 1m is supported by a knife edge at the 50 cm mark (middle). Two masses m1: 0.4 kg and m2: 0.6 kg are hanging.. m1 20 cm from the left end, Calculate the torque created by m1
Calculate at what speed Earth would have to rotate in order that objects at the equator would have no weight. Assume the radius of Earth to be 6400 k
A 1480{\rm kg} car pulls a 320{\rm kg} trailer. The car exerts a horizontal force of 3900{\rm N} against the ground in order to accelerate. What force does the car exert on the trailer
Two boxes of masses m1 = 20.0 kg and m2=40.0 kg are connected by a rope through a pulley that has a uniform wheel of mass M=10.0 kg
The sun transfers energy to the earth by radiation at a rate of approximately 1.00 kW per square meter of surface. If the solar collectors were arranged in a square array, what would be the length of its sides in kilometers and in miles
a steel washer is suspended inside an empty shipping crate from a light string attached to the top of the crate. the
How far does light travel in one year?( This distance is known as a light-year and is utilized in measuring astronomical distances)______km Approximately how long would it take for a telephone signal to travel 1000mi?( telephone signals travel at abo..
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