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A 66-kg person is exposed to 84 mrem of α particles (RBE = 12). How much energy (in joules) has this person absorbed?
The critical angle for light traveling from a certain plastic into air is 38.0°. What is the index of refraction of the plastic
Inside the tube is a uniformelectric field of 4.50*10-4 N/C pointing in negativey-direction. How far does the particle travel before hitting the tube wall.
Imagine two 2.5g bags of protons, one at the earth's north pole and the other at the south pole. How many protons are in each bag
Despite what you see in science fiction movies, we don't know howto make artificial gravity. However, we can make something thatseems like gravity if we work in a rotating reference frame.Suppose NASA builds a space station as a 1000-m-diameter cy..
A person fishing from a pier observes that five wave crests pass by in 7.4 s and estimates the distance between two successive crests to be 4.3 m. The timing starts with the first crest and ends with the fifth. What is the speed of the wave? m/s
An ideal gas has the following initial conditions: Vi = 525 cm3, Pi = 6 atm, and Ti = 100°C. Obtain what is its final temperature
A 24.0 g copper ring at 0.000°C has an inner diameter of D = 2.54000 cm. An aluminum sphere at 103.0°C has a diameter of d = 2.54508 cm. What is the mass of the sphere
Two charges are separated by a distance d on the x-axis. thecharge on the left is +q and the one on the right is -3q. Find: a) All points along the x-axis through the charges at whichthe potential V is zero. b) All points along the x-axisthrough t..
The index of refraction of silicate flint glass for red light is 1.620 and for violet light is 1.660. What is the angular separation between the red and violet components of the spectrum that emerges from the glass
A 6.00 kilogram block of ice is located against a horizontal spring that has force constant k = 210 N/m and is compressed 0.038 meter. Determine the speed of the block after it leaves the spring
You throw a 5-kg ball from a platform releasing the ball at a height of 5 meters with a speed of 10m/s at an angle of 30 degrees with respect to the horixontal. Find the maximum height of the ball above the ground
A grinding wheel in the shape of a solid disk is 0.300 m in diameter and has a mass of 2.50 kg. How far would it have to drop in free fall to acquire the same amount of kinetic energy
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