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A light ray of wavelength 589 nm is incident at an angle ? on the top surface of a block of polystyrene surrounded by air.
(a) Find the maximum value of ? for which the refracted ray will undergo total internal reflection at the left vertical face of the block.
(b) Repeat the calculation for the case in which the polystyrene block is immersed in water.
(c) What happens if the block is immersed in carbondisulfide? Please show all steps to figuring out these questions! Thanks so much!!
Consider an XY coordinate plane. Wire A is placed along the y-axis at x=0 and wire B is placed parallel to wire A at x= 0.240 m, Find the magnitude of the magnetic field at x=0.380 m
Mary is driving her car at 48 km/h. She approaches an intersection just as the traffic light turns yellow. The yellow light lasts only 3.0 s before turning to red, and she is 30 m away from the near side of the intersection.
define the dielectric constant of the dielectric.
A 115-? resistor, a 64.6-mH inductor, and a 190-?F capacitor are connected in series to an ac generator. At what frequency will the current in the circuit be a maximum
What is the resultant velocity of the lightning bug. find the force provided by the cable.
A fast train has a speed of 111 km/hr. Because its wheels have a limited grip to the railway, what speed must the train mantain to keep the acceleration at the limit
The centripetal and tangential accelerations are equal
A car turns around a level ben of radius 12 m to the center of gravity of the car. What is the fastest speed the car can travel at without tending to overturn
Two non conservative forces are present: friction does -2.00 104 J of work on the car, and a chain mechanism does +3.00 104 J of work to help the car up a long climb. What is the transform in the car's kinetic energy, ΔKE = KEf - KE0, from A to B.
compute the tension in a string that whirls a 2kg toy in a horizontal circle of radius 2.5m when it moves at 3m/s
At some point in its orbit, our asteroid is moving with a speed of 20 kilometers per second. Determine the kinetic energy of the asteroid
two point charges are located on the y axis as follows: charge q1 = -1.50nC at y1 = -0.550m , and charge q2 = 4.10nC at the origin, What is the magnitude of the net force
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