A beam of light in water (or refractive index of 1.33{“versi…

A beam of light in water (or refractive index of 1.33{“version”:”1.1″,”math”:”1.33″}) enters a zircon slab (of refractive index 1.92{“version”:”1.1″,”math”:”1.92″}) at an angle of incidence of 50.0°{“version”:”1.1″,”math”:”50.0°”}. What is the angle of refraction in the zircon?

The magnetic flux through a coil changes from 2.0×10-5   T·m…

The magnetic flux through a coil changes from 2.0×10-5   T·m2{“version”:”1.1″,”math”:”2.0×10-5   T·m2″}   to   6.0×10-5  T·m2{“version”:”1.1″,”math”:”6.0×10-5  T·m2″}  in 0.20 s{“version”:”1.1″,”math”:”0.20 s”}. What emf is induced in this coil?