Ncatt aet Study guides, Class notes & Summaries

Ohm's Law - E=IR Power - P=IE Inductive Reactance (XL) - XL=2*3.14fl Capacitive Reactance (XC) - XC=2*3.14fc Resisters in Series - Rt=R1+R2+R3... Resisters in Parallel - Rt=1/1/R1+1/R2+1/R3... Inductors in Series - Lt=L1+L2+L3... Inductors in Parallel - Lt=1/1/L1+1/L2+1/L3... Capacitors in Series - Ct=1/1/C1+1/C2+1/C3... Capacitors in Parallel - Ct=C1+C2+C3...

Direct Current - Current that flows in one direction. Electron - The negatively charged particle in an atom that orbits the nucleus. Proton - The positively charged particle in the nucleus of an atom. Neutron - The neutrally charged particle in the nucleus of an atom. Conductor - Elements that readily conduct electricity. Static electricity - A stationary electric charge built up on an insulating material. Current - The flow of electrons. Coulomb - The unit for measuring charges. 6.24x10^...

NCATT (AET) Latest Update Graded A Ampere ( A, amp, amperage) • Unit of measurement used to express the flow of electrons (electrical current) • One ampere is a rate of flow of one coulomb (6.28 billion - billion electrons) passing a given point in an electrical circuit per second • In mathematical problems amperage is expressed by the letter "I" Battery • A device consisting of a number of primary voltaic cells (cells that cannot be recharged) or secondary cells (cells that can be re...

Ampere ( A, amp, amperage) - • Unit of measurement used to express the flow of electrons (electrical current) • One ampere is a rate of flow of one coulomb (6.28 billion - billion electrons) passing a given point in an electrical circuit per second • In mathematical problems amperage is expressed by the letter "I" Battery - • A device consisting of a number of primary voltaic cells (cells that cannot be recharged) or secondary cells (cells that can be recharged) connected in seri...

51) The interchange of energy between the inductor and capacitor in a tank circuit is called? - The flywheel effect 52) The amplifiers class of operation is determined by? - Amount of forward bias 53) What is the resistance of normally closed contacts when the relay is re-energized? - 0 ohms/short 54) What distinguishes a solenoid from a basic relay? - The plunger (armature) pulled into the coil. 55) What part of a basic relay returns the armature to its de-energized position? - The sprin...