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Question: You are designing a motor cycle. To provide a smooth ride, you want the bike to loose energy it acquires from driving through pot holes as quickly as possible. To this end, you choose shock absorbers that are:
1) Overdamped.
2) Critically damped.
3) Underdamped.
A proton (+1.6 · 10 -19 C) moves 10 cm on a path in the direction of a uniform electric field of strength 3.0 N/C. How much work is done on the proton by the electrical field
Two equally charged insulating balls each weigh 0.50 g and hang from a common point by identical threads 30 cm long, What is the magnitude of the charge on each ball
A 0.5 kg block of ice is sliding by you on a very slippery floor at 2.5m/s. As it goes by, you give it a kick perpendicular to its path. Your foot is in contact with ice block for 0.0025 seconds.
By accident, a large plate is dropped and breaks into three pieces. The pieces fly apart parallel to the floor, find the masses of pieces 1 and 2
Suppose that you start with 1.41 mg of a pure radioactive substance and 2.30 h later determine that only 0.252 mg of the substance remains
A K+ ion and a Cl ion are directly across from each other on opposite sides of a membrane 8.9 nm thick. What is the electric force on the K+ ion due to the Cl ion? Ignore the presence of other charges. What direction will it go in relation to the ..
The distance between two telephone poles is d = 52.0 m. How much tension does the bird produce in the wire
Consider a pendulum suspended at some location on the Earth. The length of the pendulum can be taken to be much shorter than the radius of the Earth. Approximate the Earth as a sphere. Find an equation for the angle, alpha , that the pendulum make..
The ball thrower, who has a mass of 100 kg, can throw a 500 g ball with a speed of 10 m/s. What constant force must the athlete exert on the ball
The edge of a cube consist of equal resistors of resistance R, that are joined at the orners, let a battery be connected to two opposite corners of a face of cube. what is the efective resistance.
A car traveling at 16.00 m/s runs out of gas while traveling up a 19 degree slope. How far up the hill will it coast before starting to roll back down.
How much work did the movers do (horizontally) pushing a 190-{rm kg} crate 11.2 m across a rough floor without acceleration, if effective coefficient of friction was 0.60.
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