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Two uncharged spherical conductors are separated by a long distance. Sphere A of radius R1 = 8cm is charged with Q1 = +6µC while sphere B of radius R2 = 2cm is charged with Q2 = +4µC. (
The direction of radiation pressure of light from the sun is A) toward the sun. B) is in the direction of the electric field, which is perpendicular to the direction in which light travels. C) away
A golf ball is struck with a five iron on level ground. It lands 92.6 away 4.20 later. What was (a) the direction and (b) the magnitude of the initial velocity?
A car with an initial velocity of 4.0m/s accelerates at a rate of 2.0 m/s^2 for 10.0s. How far does the car travel during this time?
A parallel-plate capacitor having plates 5.8 apart is connected across the terminals of a 12 battery. Describe the location of the equipotential surface that is at a potential of 7.0 relative to the
Find the minimum force that your hand can exert on the small block to keep it from sliding down against the large block.
If the maximum mass that can be used before the rope breaks is mmax = 1.34 kg, what is the maximum tension the rope can withstand? (Assuming that the mass is still released from the horizontal.)
String A is stretched between two clamps separated by distance L. String B, with the same linear density and under the same tension as string A, is stretched between two clamps separated by distance
An antelope is at a distance of 20.0 m from a converging lens of focal length30.0cm. The lens forms an image of the animal. If the antelope runs towards the lens at a speed of 4.90m/s, what is the s
The separation between adjacent principal maxima for grating A is 2.7 cm, and for grating B it is 3.2 cm. Grating A has 2398 lines per meter.
The temperature of the air at the surface is 20C, and the air's temperature 145 m down is 7.6C. How high does the sea water rise in the bell when the bell is submerged?
A 6.00 capacitor that is initially uncharged is connected in series with a 4500 resistor and a 506emf source with negligible internal resistance. Just after the circuit is completed, what is the vo
A vertical cylinder of cross-sectional area 0.06 m2 is fitted with a tight-fitting, friction- less piston of mass 5.4 kg. If there are 5 mol of an ideal gas in the cylinder at 316 K, determine the h
If the spring is compressed a distance of 0.148 m and the gun fired vertically, the gun can launch a 16.2g projectile from rest to a maximum height of 17.4 m above the starting point of the projecti
The gas is held at constant pressure as the energy is removed. What is the change in temperature of the gas due to the removal of the energy? Give your answer in Kelvin to three significant digits.
How many moles of gas will be in the container at the final temperature? Give your answer to three significant figures.
A pi meson of rest energy 139.6 MeV moving at a speed of 0.906c collides with and sticks to a proton of rest energy 938.3 MeV that is at rest. (a) Find the total relativistic enrgy of the resulting
You have a pure (24-karat) gold ring with mass 16.6g . Gold has an atomic mass of 197 g/mol and an atomic number of 79. A. How many protons are in the ring?
If the spring is initially compressed 4.96 cm, find the launching speed of a 0.133 kg ball when the plunger is released. Friction and the mass of the plunger are negligible
He finally comes to rest 22.5 below the level of the bridge. Calculate the spring stiffness constant and the unstretched length of the bungee cord.
A flat sheet of paper of area 0.150 m2 is oriented so that the normal to the sheet is at an angle of 50° to a uniform electric field of magnitude 12 N/C.
In one frame the segment is displaced up 7.0 mm. In the next frame the same segment is displaced up 5.0 mm. For the following quantities, compute approximate values for the instant of time seen in