PLS HELPP MEEE Fiber-optic cables rely on total internal reflection.

Please select the best answer from the choices provided

T
F

Aferris wheel is a vertical, circular amusement ride with radius 9 m. riders sit on seats that swivel to remain horizontal. the ferris wheel rotates at a constant rate, going around once in 9 s. consider a rider whose mass is 56 kg. at the bottom of the ride, what is the perpendicular component of the rate of change of the rider's momentum? at the bottom of the ride, what is the vector force exerted by the seat on the rider?

Which is a substance that can be separated by physical means and is not the same throughout

Two point charges are separated by a certain distance. how does the strength of the electric field produced by the first charge