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A small spherical lump of conductor, with a radius R = 0.1m, has a charge of 0.01 C placed on it.
(a) Describe the manner in which the electric charge on the sphere is distributed.
(b-i) Determine the electric potential associated with the charge on the sphere at points at radial distance, r > R from the centre of the sphere.
(b-ii) Suppose that a point charge of 1.0 x 10^-6 C is placed 3m away from the centre of the sphere. Compute the electrostatic potential energy of the system.
(c) How does the electric potential associated with the charge on the sphere differ between any pair of points located within the plane?
A cup of coffee is on a table in an airplane flying at a constant altitude and a constant velocity. The coefficient of static friction between the cup and the table is 0.170 .
An athlete performs a Romanian deadlift with 197 kg bar from floor to hips (0.75 m) in 2.1 seconds. How much mechanical power is generated from the athlete
asssume that in a particular vacuum tube the potential of the anode is 340 V higher than that of the cathode. If an electron leaves the surface of the cathode with zero initial speed, what is its speed when it strikes the anode.
Water is in the big beaker. Scale 1 reads 87 newtons, scale 2 reads 948 newtons, and scale 3 reads 0 newtons. The hanging block has a density of 10 × 10^3 kg/m3. To the nearest tenth of newton what does scale 1 read after the block is fully lowere..
Hakeem throws an 8.50 g ball straight down from a height of 2.0 m. The ball strikes the floor at the speed of 7.5 m/s. What was the initial speed of the ball? Suppose that air resistance is negligible.
The mass of Mercury is 0.0550 times that of earth, and its radius is 0.380 times that of earth, Calculate the average density of Mercury (in kg/m3) given the earth's density is 5.52×103 kg/m3
A wheel 2.25 m in diameter lies in a vertical plane and rotates about its central axis with a constant angular acceleration of 3.50 rad/s2, find the angular position of the point P
Determine the simple harmonic motion of the spring what ac velocity is ball moving
The number of turns in the primary and the secondary of a step-up transformer are 93 and 439 respectively. what is the output voltage of this transformer
If in general R were calculated as R=V/I, which curcuit arrangement in part A of experiment would have the smalles ERROR? define.
A 2.10 sound wave travels through a pregnant woman's abdomen and is reflected from the fetal heart wall of her unborn baby. The heart wall is moving toward sound receiver as the heart beats. The reflected sound is then mixed with the transmitted soun..
A Carnot engine performs work at the rate of 380 kW when using 730 kcal of heat per second. If the temperature of the heat source is 560 C, at what temperature is the waste heat exhausted.
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