11. How fast will a pebble be traveling 3 seconds after being dropped? (g = 9.8 m/s2) A.-9.8 m/s
B.29.4 m/s
C.9.8 m/s2
D.29.4 m/s

A1500 w electric heater is plugged into the outlet of a 120 v circuit that has a 20 a circuit breaker. you plug an electric hair dryer into the same outlet. the hair dryer has power settings of 600 w, 900 w , 1200 w, and 1500 w. you start with the hair dryer on the 600 w setting and increase the power setting until the circuit breaker trips. under what setting does the circuit breaker trip.