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Problem:
Define self-excited vibration?
Additional information: This problem relates to self-excited vibration of a SHM in physics.
What is meant by the threshold energy in a particle reaction? If the threshold energy in a particle reaction holds, what can you say about the motion of the particles in the centre of momentum frame? What does this imply about the motion of the pa..
Two parallel plates 1.30cm apart are equally and oppositely charged. An electron is released from rest at the surface of the negative plate and simultaneously a proton is released from rest at the surface of the positive plate.
what is the ratio of the amplitude of the damped oscillations. You shoot a 58-g pebble straight up with a catapult whose spring constant is 310 N/m. The catapult is initially stretched by 0.20 m. How high above the starting point does the pebble f..
What's the largest diameter a spherical silver particle can have for there to be no more than 1 billion electron energy states over a 1 eV interval at 2 eV?
An astronaut drops a feather from 3.5 m above the surface of the moon. If the acceleration of gravity on the moon is 1.62 m/s2, how long does it take the feather to reach the surface
a diffraction grating has 350 linesmm and is illuminated at normal incidence by white light. a spectrum is formed on a
A water pipe decreases in diameter from 16 cm to 8 cm. In the wider section the average velocity is 30.0cm/s. calculate the average velocity in the narrow section
Find the x- and y-coordinates of the center of gravity of a 4.00 ft by 8.00 ft uniform sheet of plywood with the upper right quadrant removed as shown in the figure below. The dimensions of the cutout are a = 4.10 ft and b = 2.10 ft. HINTS: Think ..
a pair of parallel plates are charged with uniform charge densities of -38 pcm2 and 38pcm2 . the distance between the
make a hypothesis about initial and final momentums before playing with the sim.make a data table for the following
A potter is shaping a bowl on a potter's wheel rotating at constant angular speed. The friction force between her hands and the clay is 1.5 N total. How large is her torque on the wheel
If you tied the string from the previous problem to a wooden block, What is the minimum volume of wooden block you could use? The density of wood is 600 kg/m3
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