How does a circuit breaker protect a refrigerator?
O
A. When the resistance is too high, a resettable switch opens the
circuit.
B. When the current is too high, a resettable switch opens the circuit.
O
C. When the current is too high, a metal strip in the fuse melts and
opens the circuit
D. When the resistance is too high, a metal strip in the fuse melts and
opens the circuit.

Red light strikes a metal surface and electrons are ejected. if violet light is now used with a 10% greater intensity, what will happen to the ejection rate (number of ejected electrons per second) and the maximum energy of the electrons? a) greater ejection rate; same maximum energyb) same ejection rate; greater maximum energyc) greater ejection rate; greater maximum energyd) same ejection rate; same maximum energye) none of the above answers are correct

In automobile steering wheel is shown what is the ideal mechanical advantage blank? if the ama is eight what is the efficiency of the steering wheel?

On a geologic map, if the contacts between sedimentary rock units form a bull’s-eye pattern of concentric circles, with the youngest unit in the center, the underlying structure is a(n)