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A 16.0 kg fish swimming at 1.40 m/s suddenly gobbles up a 4.50 kg fish that is initially stationary. Neglect any drag effects of the water.
Find the speed of the large fish just after it eats the small one.
How much mechanical energy was dissipated during this meal?
A mass m is confined to move along a straight line in a potential well given by U(x) = - Eo/(1 + (x/a)2)3, Write the equation for the force acting on the particle
An electron has an initial velocity of +2.00 x 104 m/s. It enters a region of space where it experiences an acceleration of +1.50 x 104 m/s2 over a distance of 1.00 centimeter. What size force is exerted on the electron
A potter's wheel, with rotational inertia 6.50 , is spinning freely at 16.0 . What is the subsequent angular speed of the wheel
As a baseball is being thrown, it goes from 0.0 to 40.0 m/s in 0.25 s. What is the acceleration of the baseball
does the non-Coulomb electric field curl clockwise.
A chunk of metal is held stationary, suspended by a string and the tension in the string is 19.6 N. What is the mass of the chunk of metal
A grindstone of a radius 4 m is firstly spinning with a radius of 8 rad/s. The angular speed is then increased to 12 rad/s over next 4.0 seconds. Suppose that the angular acceleration is constant. What is the average angular speed of grindstone.
How much charge passes during the starter motor
Suppose one gallon of gasoline produces 1.1 × 108 J of energy, and this energy is sufficient to operate a car for twenty miles. how many miles could the car go with that energy
A 1000 kg experimental rocket sled on a level frictionless rail is loaded wiht 50kg of propellant. It exhausts the propellant in a 20-s "burn". If rocket, initially at rest, moves at 150m/s after the burn, what impulse is experienced by the rocket..
A snowmobile is originally at the point with position vector 31.1 m at 95.0° counterclockwise from the x axis, find the following. velocity vector position vector
You are driving just behind a second car and both of you are moving at a speed 58mi/h. What is the minimum safe distance
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