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You observe a 2.0 kg particle moving at a constant speed of3.5 m/s in a clockwise directionaround a circle of radius 3.0 m.
(a) What is its angular momentum about thecenter of the circle?
(b) What is its moment of inertia about an axis through the centerof the circle and perpendicular to the plane of the motion?
(c) What is the angular velocity of the particle?
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The radioactive hydrogen isotope 3H is calledtritium. It has beta-minus decay and a daughter necleus of 3He. What is the time constant for tritium
the speed of an object and the direction in which it moves constitute a vector quantity known as the velocity. an
Suppose that you are traveling on board a spacecraft that is moving with respect to the earth at a speed of 0.976c. what is your breathing rate
in reaching her destination a backpacker walks with an average velocity of 1.34 ms due west. this average velocity
A spring system consists of a stationary spring and a 100-gram mass attached to one end that slides along a horizontal frictionless surface, How much total energy is in the spring
assume the roller coaster (h1 = 34 m, h2 = 10 m, h3 = 20) passes point A with a speed of 2.00 m/s. If the average force of friction is equal to one sixth of its weight, with what speed will it reach point B? The distance traveled is 45m.
A 0.045kg ball is propelled by a 2.15kg racquet from rest to a speed of 50.0m/s. If the two objects are in contact for 220ms, calculate the average force exerted by the racquet on the ball
A strong man is compressing a lightweight spring between two weights. One weight has a mass of 2.3 kg, the other a mass of 5.3 kg . He is holding the weights stationary, What is the speed of the heavier weight
five grams of nitrogen gas at an initial pressure of 3.0 atm and at 20 degrees c undergo an isobaric expansion until
A child places a picnic basket on the outer rim of a merry-go-round that has a radius of 5.0 m and revolves once every 26 s. What is the speed of a point on that rim
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