ETA certification test questions and answers 100% pass

ETA certification test questions and answers 100% pass Which symbol is used for ohms of resistance? Ω A unit of energy is the: Joule Minute particles that make up all possible elements and still retain the unique chemical characteristics of the element are called: atoms A component whose value is measured in microfarads is a: capacitor Kirchoff's Voltage Law (KVL) states that the total voltage around a closed loop must be zero. True The pole of the magnet from which the flux leaves is called the _______ pole. north Safety precautions to be taken when working on high voltage equipment include which of the following? All jewelry should be removed Which metric prefix would be used to represent 1 x 10−3 Milli An electron has: a negative charge Total power in a series circuit equals the: sum of the power dissipated by each resistor Invisible lines of force that surround a magnet are called: magnetic flux lines The basic unit of electric power is the: watt With three 4.5 kΩ resistors and one 1.5 kΩ resistor in parallel, the total resistance is: 750 Ω The basic unit of length in the metric system is the: meter What two types of energy are used throughout electronics? Kinetic and potential Electrical direct current flowing in a wire produces a magnetic field: parallel to the wire Battery cells are connected in parallel to: increase current capacity Which class of fire extinguisher is used on oil fires? Class B When the resistance of a series circuit decreases, ____________. total current increases A material is magnetized when the: domains are in alignment If a series circuit has two 13 kΩ resistors with a source voltage of 10 V, the wattage is: 3.85 mW What does the M+ key on a calculator do? sums the quantity on screen to memory The total current in a series-parallel circuit equals the: sum of the parallel branch circuit current The ammeter setting on a multimeter indicates