NCATT Formulas Questions with Correct Answers

NCATT Formulas

Ohms Law - answerE=IR

Capacitance in series – answer CT = 1/ (1/C1 + 1/C2 + 1/C3)

Capacitance in parallel - answerCT= c1+c2+c3

Inductance in parallel - answerLT = 1 / (1/L1 + 1/L2 + 1/L3)

Inductance in series - answerLT= L1 + L2 + L3

Impedance Reactance - answerZ = Square root of r^2 (XL-XC)^2

Capacitive Reactance - answerXC = 1/ (2πfC)

Inductive Reactance - answerXL = 2πfL

Resistance Total - answerRT= E^2/P

Resistance in series - answerR = R1 + R2 + R3

Resistance in Parallel - answerRt = 1/ (1/R1 + 1/R2 + 1/R3)

Amperage in Series - answerSame throughout circuit

Amperage in Parallel - answerIT = I1+ I2 + I3

Voltage in Series - answerEt = E1 + E2 + E3

1 HP = ?Watts - answer746 watts

And Gate - answer1 if all inputs are 1

OR Gate - answer0 if all inputs are 0

NAND Gate - answerA logic circuit whose output is 0 when all inputs are 1.

NOR Gate - answerA logic circuit whose output is 0 when at least one output is 1.

Hexa decimal - answerA=10, B=11, C=12, D=13, E=14, F=15(1111)

Octal decimal - answer1-7 only