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1) A laser beam in air is incident on a liquid at an angle of 39.0? with respect to the normal. The laser beam's angle in the liquid is 23.0? . What is the liquid's index of refraction?
nLiquid=________________.
2) An object is 22cm in front of a diverging lens with a focal length of 11cm.
A) Use ray tracing to determine the location of the image.
B) Is the image upright or inverted?
C) Is the image real or virtual?
Determine the magnitude of the force on an electron traveling 4.15×105m/s horizontally to the east in a vertically upward magnetic field of strength 0.37T
a 100kg person sits 2.0m from the pivot on a seesaw. a second person sits 3m from the pivot on the opposite side. What is this persons mass
A Carnot engine operates with a cold reservoir temperature of 194 K and has an efficiency of 74.3%. What is the temperature of the hot reservoir
A person goes hiking on the trails in a Park. The trail leads the hiker 6 km north, 4 km east, 2 km north, 2 km west and 5 km south. what is total distance traveled
When burned, 3.7 tons of coal releases the amount of energy that you use over the course of a year in the form of heat. How many tons of coal are required to provide you with your yearly energy use if you were to get that energy from a coal burnin..
An artificial satellite circles the Earth in a circular orbit at a location where the acceleration due to gravity is 5.24 m/s^2.
Two point charges are separated by 6 cm. THe attractive force between them is 20N. What is force between them when they are separated by 9 cm? What is the equation used to arrive at this reply?
The meter stick in the drawing can rotate about an axis located at the 20.0-cm mark, Which force, F1 or F2, acts on the meter stick, and what is its magnitude
A 7.89-kg fish swimming 4.23 m/s swallows an absent-minded 5.16-kg fish swimming toward it at a velocity that brings both fish to a halt immediately after lunch
Two electrodes are placed in a calcium chloride solution and a potential difference is maintained between them. what is the current in the solution
A woman holds a tube of lipstick 9 cm from a spherical mirror and notices that the image of the tube is upright and one fourth its normal size. Calculate the focal length of the mirror
What is the minimum rate of rotation, in revolutions per minute, required for the spheres to contact the cylinder wall?
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