what is the speed of light in ethyl alcohol, if the index of refraction is about 1.36?

What is the speed of light in ethyl alcohol (n = 1.36)? What is the speed of light in lucite (n = 1.50)? What is the speed of light in crown glass (n = 1.52)? Express your answer to three significant figures and include the appropriate units.

A relatively long-lived excited state of an atom has a lifetime of 3.00 ms. What is the minimum uncertainty in its energy?

The frequency of a light wave is the same when the light travels in ethyl alcohol as it is when it travels in carbon disulfide. Find the ratio of the wavelength of the light in ethyl alcohol to that in carbon disulfide.

How long does it take light to travel from this text to your eyes? Assume a distance of 50.0 cm

Calculate the energy and momentum of a photon of wavelength 500 nm.

A laser with a power output of 2.00 mW at a wavelength of 400 nm is projected onto calcium metal. (a) How many electrons per second are ejected? (b) What power is carried away by the electrons, given that the binding energy is 2.71 eV?

UV radiation having a wavelength of 120 nm falls on gold metal, to which electrons are bound by 4.82 eV. What is the maximum kinetic energy of the ejected photoelectrons?

A step-down transformer has a turns ratio of 1/100. An ac voltage of amplitude 170 V is applied to the primary. If the primary current amplitude is 1.0 mA, what is the secondary current amplitude?

A step-down transformer has 4000 turns on the primary and 200 turns on the secondary. If the primary voltage amplitude is 2.2 kV, what is the secondary voltage amplitude?

Rank these electromagnetic waves on the basis of their wavelength. Green Light, Infrared Light, FM Radio Wave, AM Radio Wave, X Ray, Yellow Light.

Rank these electromagnetic waves on the basis of their speed (in a vacuum). Green Light, Infrared Light, FM Radio Wave, AM Radio Wave, X Ray, Yellow Light.

A generator has a square coil consisting of 248 turns. The coil rotates at 79.1 rad/s in a 0.170-T magnetic field. The peak output of the generator is 75.0 V. What is the length of one side of the coil?

A horizontal, parallel-sided plate of glass having a refractive index of 1.52 is in contact with the surface of water in a tank. A ray coming from above in air makes an angle of incidence of $35.0^{\circ}$ with the normal to the top surface of the glass. (a) What angle does the ray refracted into the water make with the normal to the surface? (b) What is the dependence of this angle on the refractive index of the glass?