Physics Quiz Correctiosn

Partial Question 1 2 / 4 pts Which of the following provides alternating current? Select all that apply. Microphone Solar cells Battery Power outlet in your housePartial Question 2 1.33 / 4 pts Which of the following is true of alternating current? Select all that apply. Its waveform is the sine wave. The net position of the electrons remains the same. Electrons always flow in one direction. Electrons reverse direction periodically.Incorrect Question 3 0 / 4 pts What are the benefits of alternating current versus direct current? Select all that apply. It can be easily transformed from higher to lower voltage levels. It is simpler to create. It can be transmitted more safely. It can travel long distances with low power loss.q"esan9 mm A current of B A is used to operate a Nespresso coffee machine. Choose the most Suitable fuse size from the following. 3A 13A 5A 10A Partial Question 10 3 / 4 pts What hazard can arise when the current flowing in the circuit is too high? Select all that apply. Fire Heating up of the wire Sounding of the alarm Melting of the insulation Poisonous fumesPartial Question 13 2.6? I 4 pts Circuit breakers are more convenient than fuses because. Select all that apply. they protect people from shocks. they don't need to be replaced. they are easier to reset. they offer more protection. In correct Question 16 In a car, a thermistor is. connected to the oil temperature indicator on the dashboard to ________ regulate the car oil temperature indicate the car oil temperature at a moment in time protect the car oil from impurities prevent the car oil temperature from overheating