Estimate the speed of the waves
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?
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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)
A weight hanging from a spring is seen to bob up and down over the distance of 25 centimeters 2 times each second.
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 electron and a neutron encompass the similar wavelength. Determine the ratio of (i) Their kinetic energies and (ii) their momentum?
This top point was directly above on ground 4.71 m from same base point. How much did point on ground move toward base point?
A robot submersible is free from a research vessel. Through computer controls the craft is to execute the given sequence:
A long, solid, conducting cylindrical wire having radius consists of a current density J(r) = Cr and carries a net current I. i) Determine an expression for the constant C in terms of I and a.
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