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Problem: A ray in air is incident on a glass plate whose index of refraction is 1.42, the angle of incidence is 30°.
Part A: What is the angle of refraction?
Show your work to receive full credit for this problem to find the angle of refraction.
An automobile traveling 100km/h overtakes a 1.50 km long traintraveling in the same direction on a track parallel to theroad. How far will the car have traveled in this time
A 5.3m wire with a mass of 82g is attached to the mast of a sailboat. If the wire is given a "thunk" at one end, it takes0.095s for the resulting wave to reach the other end. What is the tension in the wire?
During a car crash a 65 kg person's head goes from travelling at 50 km ??!??to stationary in 0.15 s. What is the magnitude of the average net force acting on the person's 4.5 kg head
A 250g ice cube at -10?C is placed in an aluminum cup whose initial temperature is 70?C. The system comes to an equilibrium temperature of 20?C
A 0.99-cm-diameter microscope objective has a focal length of 2.6 mm. It is used in visible light with a wavelength of 532 nm. What is the resolving power of the objective
The microwave radiation left over from the Big Bang explosion of the universe has an average energy density of 3.88 Ã- 10â€"14 J/m3
Four charged particles rest at the corners of a square of side a = 0.30 m. Charges 1 through 4 are 10, 20, 30 and 40 µC, Determine the electric field at the center of the square
A person lies flat on the sidewalk with her ear to the ground. A limb falls and two distinct sounds are heard, one from the air and the other from the concrete. How far away did the impact occur
Two solid, uniform flywheels, each of mass 65.0 kg and radius 1.47 m, rotate independently around a common axis. Calculate the magnitude of the net angular momentum of the system
consider the bohr model of the one ecectron atom Be+3, calculate the radius,in nm,of ground state orbital
a ball is thrown toward a cliff of height with a speed of 35 and an angle of 60 above horizontal. it lands on the edge
An elevator is traveling upward at constant speed of 2.4 m/s. After 2.4 s has passed, the distance between the object and the elevator is
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