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Q1. 1.76- block at rest on a ramp of height. While the block is released, it slides without friction to the bottom of the ramp, and then continues across a surface that is frictionless except for a rough patch of width 12.0 that has a coefficient of kinetic friction 0.530. Find h such that the block's speed after crossing rough patch is 3.20.
Q2. A wooden rod of negligible mass and length is pivoted about the horizontal axis through its center. A white rat with mass clings to one end of the stick, and the mouse with mass clings to the other end. The system is released from rest with rod horizontal.
What is the least coating thickness required
What is a vertical velocity of the ball
Then find the force between them as a function of distance h. describe why the sign of the force does (or does not) make sense to you.
A screen is placed 1.30 {rm m} behind a single slit. The central maximum in the resulting diffraction pattern on the screen is 1.70 {rm cm} wide-that is, two first-order diffraction minima are separated by 1.70 {rm cm}.
Calculate the gradient of V in each region
A rattlesnake can strike with the acceleration equivalent to an increase in speed from 0 to 60 mi/h in 1/2 s. If the rattlesnake's head weighs 0.33 lb, what average power does the rattlesnake generate throughout its strike.
Two people are carrying a uniform wooden board that is 3.00 m long and weighs 160 N. If one person applies an upward force equivalent to 60 N at one end, at what point does the other person lift . If the tangential acceleration of a yo-yo at the en..
What is speed of the resulting ball of clay
A spring with spring constant 12.5 hangs from the ceiling. A 400 ball is attached to the spring and allowed to come to rest. It is then pulled down 6.80 and released. What is the time constant if the ball's amplitude has decreased to 3.90 after 57.0 ..
Find out the direction of the train motion
From a cliff that is 9.4 m above a lake, a young woman (mass 44 kg) jumps from rest, straight down into the water. At the instant she strikes the water, what is her de Broglie wavelength.
What is frequency of the rotational motion for the wheel
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