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A spherical conducting shell has a charge of -19 µC on its outer surface and a charged particle in its hollow. If the net charge on the shell is -8 µC, what is the charge
(a) on the inner surface of the shell and
(b) of the particle?
Two identical conducting small spheres are placed with their centers 0.300 m apart. One is given a charge of -12.0 nC, and the other a charge of 14.0 nC. Find the electric force exerted by one sphere on the other
A crankshaft with a diameter of 3.0 cm, rotating at 2800rpm comes to a halt in 1.50s. How many revolutions does the crankshaft make
A person on earth notices a rocket approaching from the rightat a speed of 0.75c and another rocket approaching from the left at0.65c. What is the relative speed between the two rockets
question an astronaut weighs 275 lbs with equipment here on the surface of the earth. if he goes to a planet where the
A golf ball with a coefficient of restitution of 0.78 is tossed horizontally at 0.9 m/s from a height 1.5 m above the level ground. What is the maximum height of the first bounce of the golf ball
One mole of hydrogen gas at 22 C is compressed through an isobatic process to half its original volume
008 10.0 points A length of metal wire has a radius of 0.006 m and a resistance of 0.08 ?. calculate the density of free electron in the wire
Assume that the coefficient of friction between your hands is 0.5, that the normal force between your hands is 35 N, What is the rate at which heat is generated
A rocket with a mass of 53,000 kg (including fuel) is burning fuel at the rate of 150 kg/s and the speed of the exhaust gases is 6,000 m/s. If the rocket is fired vertically upward from the surface of the Earth, decide its height after 901 kg of its ..
A car starts from rest and travels for 7.0 s with a uniform acceleration of +2.7 m/s2.The driver then applies the brakes, causing a uniform acceleration of -3.0m/s2. If the brakes are applied for 1.0 s, How fast is the car going at the end of the bra..
Object O1 is 15.2 cm to the left of a converging lens with a 11.8-cm focal length. A second lens is positioned 10.0 cm to the right of the first lens and is observed to form a virtual image at the position of the original object O1.
A bat hits a moving baseball. If the bat delivers a net eastward impulse of 0.8 N-s and the ball starts with an initial horizontal velocity of 5.0 m/s to the west, what is the mass of the ball
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