Basic Electrical Theory: Unit 8 – Math Questions & Answers 100% Correct!!

Basic Electrical Theory: Unit 8 – Math
Questions & Answers 100% Correct!!

The decimal equivalent for the fraction "1/2" is ________. - ANSWER0.50



To change a percent value to a decimal or whole number, drop the percentage sign and move the
decimal point two places to the _________. - ANSWERleft



The decimal equivalent for "75%" is __________. - ANSWER0.75




The method of increasing a number by another number is done by using a _____________. -
ANSWERmultiplier



An overcurrent protection device (breaker fuse) must be sized no less than 125% of the continuous
load. If the load is 16A, the overcurrent protection device will have to be sized at no less than
_____________. - ANSWER20A



The maximum continuous load of an overcurrent protection device is limited to 80% of the device
ration. If the overcurrent device is rated at 100A, the maximum continuous load is ____________. -
ANSWER80A



What is the power consumed in watts by 12 AWG conductor that is 100 ft long and has a resistance
(R) of 0.20 ohms, when the current (I) in the circuit is 16A?

Formula: I² x R - ANSWER50W



The numeric equivalent of 4² is ___________. - ANSWER16



The numeric equivalent of 12² is ___________. - ANSWER144