2) A driver in a car traveling at 40.0 m/s applies his brakes causing a negative acceleration of 2.5 m/s2 for 1.58 seconds. What is the car's speed after this
deceleration?

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.