Neiep 300 Exam Questions and Answers 100% Verified and Updated

Neiep 300 Exam Questions and Answers 100% Verified and Updated How should ammeters be used to take measurements in a circuit - Answer- Connected in series with the circuit What will happen to the current in a circuit if the resistance is doubled - Answer- Current will be halved How do you measure voltage in a circuit - Answer- Meter must be parallel with volt being measured What is the outermost shell of an atom called - Answer- Valence shell The Nucleus of an atom contains what - Answer- Neutrons and protons Whats the E symbol represent in ohms law - Answer- Voltage What happens to the total resistance in a wire if the length is doubled - Answer- Resistance is doubled If an atom has only one electron in its valence shell _______? - Answer- Atom will act as a good conductor Unlike charges ______? - Answer- Attract A neutral atom has _____? - Answer- equal number protons and electrons What is the name of the unit measuring current - Answer- amperes Describe current flow - Answer- Uniform movement of electrons from negative to positive What is the unit that measures the quantity of electrons passing a given point - Answer- Coulomb Name the unit used in measuring the potential difference across two points in a circuit - Answer- Volt What is the unit to measure opposite to current flow - Answer- Ohms What happens to resistance in a wire, if its width is increased four times - Answer- Resistance is 1/4 What does the designation DPDTNO switch represent - Answer- Double-pole, Double- Throw, Normally Open switch _____ refer to the moveable contacts on a switch - Answer- Poles Contact wear is always _______ on DC switches than AC switches - Answer- greater Describe maintained contact switch action - Answer- When the switch is actuated once, contacts close an remain close What type of switch would be found at a terminal landing - Answer- Unidirectional limit switch What are the resistance band colors - Answer- Black, Brown