Questions from Modern Physics

Q: a. At what angular frequency is the voltage amplitude across the

a. At what angular frequency is the voltage amplitude across the resistor in an L-R-C series circuit at maximum value? b. At what angular frequency is the voltage amplitude across the inductor at max...

Q: The prism shown in Fig. P33.49 has a refractive

The prism shown in Fig. P33.49 has a refractive index of 1.66, and the angles A are 25.0°. Two light rays m and n are parallel as they enter the prism. What is the angle between them after...

Q: A parallel beam of light in air makes an angle of 47

A parallel beam of light in air makes an angle of 47.5° with the surface of a glass plate having a refractive index of 1.66. a. What is the angle between the reflected part of the beam and the surfac...

Q: Light is incident normally on the short face of a 30°-

Light is incident normally on the short face of a 30°-60°-90° prism (Fig. P33.50). A drop of liquid is placed on the hypotenuse of the prism. If the index of refractio...

Q: The incident angle θa shown in Fig. P33.53 is

The incident angle θa shown in Fig. P33.53 is chosen so that the light passes symmetrically through the prism, which has refractive index n and apex angle A. a. Show that the angle of de...

Q: Light is incident in air at an angle θa (Fig.

Light is incident in air at an angle θa (Fig. P33.54) on the upper surface of a transparent plate, the surfaces of the plate being plane and parallel to each other. a. Prove that Î...

Q: A beam of unpolarized sunlight strikes the vertical plastic wall of a

A beam of unpolarized sunlight strikes the vertical plastic wall of a water tank at an unknown angle. Some of the light reflects from the wall and enters the water (Fig. P33.55). The refractive index...

Q: A thin beam of white light is directed at a flat sheet

A thin beam of white light is directed at a flat sheet of silicate flint glass at an angle of 20.0° to the surface of the sheet. Due to dispersion in the glass, the beam is spread out in a...

Q: In a certain experiment, a radio transmitter emits sinusoidal electromagnetic waves

In a certain experiment, a radio transmitter emits sinusoidal electromagnetic waves of frequency 110.0 MHz in opposite directions inside a narrow cavity with reflectors at both ends, causing a standin...

Q: The company where you work has obtained and stored five lasers in

The company where you work has obtained and stored five lasers in a supply room. You have been asked to determine the intensity of the electromagnetic radiation produced by each laser. The lasers are...