Neiep 300 final exam Questions and Answers 2024

Neiep 300 final exam Questions and Answers 2024 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, Red, Orange, Yellow ,Green, Blue, Violet, Grey, White What is the tolerance on a gold band resistance -Answer-5% What is the tolerance on a silver band resistance -Answer-10% What is the tolerance when there is no band color -Answer-20% Which resistor has a single fixed terminal and shaft driven, m