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Potential inside nonconducting sphere (08c24p11) A nonconducting sphere has a radius R=10 cm and uniformly distributed charge q=5.5e-12 C. Take the electric potential at the sphere's center to be zero. What is V at radial distance r=1.5 cm?
Mary (mass = 33 kg) likes to slide too. On a nearby playground there is a straight metal slide with a vertical drop of 2.0 m and a length (measured along the slide) of 3.3 m, What was the net change in potential energy when she went from the top of..
An experiment is performed in deep space with two uniform spheres, one with mass 30.0 kg and the other with mass 106.0 kg. Find the magnitude of the relative velocity with which one sphere is approaching to the other
question1 two wires hold up a massive beam of length l16 m and mass 330 kg. a box of mass 220 kg hangs from a wire that
If three capacitors of values 1.0, 1.5, and 2.0 microfarads each are connected in parallel, what is the combined capacitance
A 1.0- kg mass is attached to a string wrapped around a shaft of negligible mass and having a 6.0- cm radius. How far apart are the masses of the dumbbell
A 5.00 g charged insulating ball hangs on a 27.0 cm long string in a uniform horizontal electric field. Given the charge on the ball is 2.00 ?C , find the strength of the field. The angle that the string makes with the vertical is 8.00° N/C.
Assuming no water resistance, a big fish is gliding through the water with momentum 2.0kg m/s. What was the final velocity of the big fish after the meal
The coefficient of static friction between the ladder and the ground is 0.55, and the ladder makes a 50.0° angle with the ground. Explain how far up the ladder can an 900 N person climb before the ladder begins to slip?
Communications satellites are placed in a circular orbit where they stay directly over a fixed point on the equator as the earth rotates. What is the period of a satellite in a geosynchronous orbit
A 1.50*10^3-kg car starts from rest and accelerates uniformly to 19.1 m/s in 12.0 s. Find the average power developed by the engine
A copper (cu) penny has a mass of 3.11 g. The molar mass of copper is 63.5 g/mol. How many atoms of Cu are there ? what fraction of the electrons have been removed
For a science experiment you need to electroplate a 120nm-thick zinc coating onto both sides of a very thin, 2.5cm X 2.5cm copper sheet. how long will it take the zinc to reach the desired thickness
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