Abus hits a car that is parked on the road from behind. the car accelerates in 7.5 m/ in 0.30 s. what force of the driver of the car experience assuming that the combined mass of the car and the driver is 2580 kg and that at the time if accident the driver is not using the seat belt? compare this force assuming that the car has an airbag and the impact time is increased to 1 minute.

What are the applications of electromagnetic waves

An ionic compound can conduct electricity when a it is dissolved in water b its crystals are ground into powder c it is in solid form d it is heated to just below its melting point

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.