Weight hanging from a spring
A weight hanging from a spring is seen to bob up and down over the distance of 25 centimeters 2 times each second.
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(i) Determine the velocity (magnitude and direction) of the second ball subsequent to collision.
A grunting porpoise produces a sound of 78 Hz. Determine the wavelength of the sound in water, where the speed of sound is 1500 m/s? (Answer must in meters, enter the number value simply.
A person of 63.4 kg running tangential to the rim of the merry-go-round at 3.51m/s jumps to its rim and holds on. Before jumping on the merry-go-round, the person was moving in the similar direction as the merry-go-round's rim.Evaluate the final a
Determine the wavelength of a 34000 Hz ultrasonic wave in air? (Units must be in meters so just enter the number, speed of sound in air is given as 340 m/s)
Weight is released at time seconds and moves upward, oscillating in simple harmonic motion. It finishes one cycle in seconds. Write equation modeling displacement as the function of time.
The hole in an aluminum plate consists of a diameter of 1.179 cm at 23.00 degrees Celsius. i) Find the diameter of the hole at 197.0 degrees Celsius?
The skipper on a boat notices wave crests passing the anchor chain each and every 5 s. He estimates the distance between wave crests to be 15 m. He as well correctly estimates the speed of the waves. Determine the speed?
The electron and a neutron encompass the similar wavelength. Determine the ratio of (i) Their kinetic energies and (ii) their momentum?
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