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As a marble with a diameter of 1.6 centimeter rolls down an incline, its center moves with a linear acceleration of 3.3 m/s2.
(a) Estimate the angular acceleration of the marble?
(b) Estimate the angular speed of the marble after it rolls for 1.5 sec from rest?
A physics student stands on the edge of a tall building 50.0m high. She throws a ball with a speed of 20.0m/s at an angle of 38.0 degrees above the horizon. how far from the edge of the building (what x) does the ball hit the ground
On average, each person in the industrialized world is responsible for the emission of 10 000 kg of carbon dioxide (CO2) every year. how long would each edge of the cube be
Find maximum height reached by the diver using the equation of motion.
A monoenergetic beam of electrons in incident on a single slit of width 1.05 nm. A diffraction pattern is formed on a screen 20 cm from the slit. what is the energy of the incident electrons
a satellite is describing a circular orbit about the Earth with speed V. The satellite is separated into two pieces by explosive bolts which gave them an equal but opposite velocity, Find the two new orbits
Four point charges have the same magnitude of 2.2 x10-12 C and are fixed to the corners of a square that is8.3 cm on a side. Three of the charges are positive and one isnegative. Determine the magnitude of the net electric field that exists at the..
An electron is observed traveling at a speed of 25.7·106 m/s parallel to an electric field of magnitude 14000 N/C. How far will the electron travel before coming to a stop?
A 10 kg block is sitting motionless next to a spring that has a spring constant of 500 N/m. How far is the spring compressed while you are still holding it
A 0.58-kg object connected to a light spring with a force constant of 21.0 N/m oscillates on a frictionless horizontal surface. Determine the maximum speed of the object
A hoodlum throws a stone vertically downward with an initial speed of 12.2 m/s from the roof of a building, 25.0 m above the ground. What is the speed of the stone at impact
An oscillating block-spring system has a mechanical energy of 2.78 J, an amplitude of 6.73 cm, and a maximum speed of 4.12 m/s. find the spring constant and the mass of the block
A 4.00-kg model rocket is launched, expelling 54.9 g of burned fuel from its exhaust at a speed of 690 m/s. What is the velocity of the rocket after fuel has burned.
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