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Four identical metallic objects carry the following charges: +1.0 µC, +5.0 µC, -6.6 µC, and -8.0 µC. The objects are brought simultaneously into contact, so that each touches the others. Then they are separated.
(a) What is the final charge on each object?
(b) How many electrons (or protons) make up the final charge on each object?
A 170 ball is dropped from a height of 1.8 , bounces on a hard floor, and rebounds to a height of 1.0. What maximum force does the floor exert on the ball
The bullet becomes embedded in the block. If the bullet-block system compresses the spring by a maximum of 88.0 cm, illustrate what was the speed of the bullet at impact with the block?
Compare these two ratings by determining the ratio of energy.
A copper ball with a radius of 1.7cm is heated until its diameter has increased by 0.19mm a)Assuming an initial temperature of 22 degrees celsius, find the final temperature of the ball.
A flask containing 800 g. of water is heated. If the temperature of the water increases from 27 degrees Celsius to 88 degrees Celsius, how much heat (in joules) did the water absorb.
A 4.00-kg mass is connected by a light cord to a 3.0 kg mass on a smooth surface. The pulley rotates about a frictionless axle and has a moment of inertia of 0.50 kg · m2.
A thin film of oil (n = 1.29) is located on smooth, wet pavement. What is the minimum thickness of the oil film
A 10 ohm resistor is in series with a 1 and 5 ohm resistor parallel combination. Calculate the total current running through the wire
An electric water heater holds 165L. If electricity costs 0.18 per , how much does it cost to raise the water temperature from 10 to 60.
5.38 mol of an ideal gas is initially at a pressure of 3.75 atm and a temperature of 268oC While the pressure is kept constant, Determine the new temperature of the gas
The mass of a certain planet is 3.00 multiply.gif 1026 kg. What is the mean orbital radius of this second moon
What is the free-fall acceleration toward the sun at the distance of the earth's orbit? [The mean distance the earth is from the sun in its orbit is 1.50x10^11 m
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