ETA certification test Latest Questions & Answers Verified 100% Correct

ETA certification test Latest Questions & Answers Verified 100% Correct 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