A(n) is a material that causes a wave to bounce off of it.

Acar of mass m goes around a banked curve of radius r with speed v. if the road is frictionless due to ice, the car can still negotiate the curve if the horizontal component of the normal force on the car from the road is equal in magnitude to 101) a) mv2/r b) mg/2. d) mg e) tan[v2/(eg)]

What is the magnitude of the resultant vector round your answer to the nearest tenth

What is special about a dc circuit ?