# In a series L-C circuit at the resonant frequency the__________?

In a series L-C circuit at the resonant frequency the__________? A. current is maximum B. current is minimum C. impedance is maximum D. voltage across C is minimum

# In any A.C. circuit always__________?

In any A.C. circuit always__________? A. apparent power is more than actual power B. reactive power is more than apparent power C. actual power is more than reactive power D. reactive power is more than actual power

# Time constant of a capacitive circuit__________?

Time constant of a capacitive circuit__________? A. increases with the decrease of capacitance and decrease of resistance B. increases with the decrease of capacitance and increase of resistance C. increases with the increase of capacitance and decrease of resistanceD. increase…

# Inductance of coil___________?

Inductance of coil___________? A. is unaffected by the supply frequency B. decreases with the increase in supply frequencyC. increases with the increase in supply frequency D. becomes zero with the increase in supply frequency

# In a purely inductive circuit__________?

In a purely inductive circuit__________? A. actual power is zero B. reactive power is zero C. apparent power is zero D. none of above is zero

# Time constant of an inductive circuit_________?

Time constant of an inductive circuit_________? A. increases with increase of inductance and decrease of resistance B. increases with the increase of inductance and the increase of resistance C. increases with the decrease of inductance and decrease of resistance D.…

# Magnitude of current at resonance in R-L-C circuit________?

Magnitude of current at resonance in R-L-C circuit________? A. depends upon the magnitude of R B. depends upon the magnitude of L C. depends upon the magnitude of C D. depends upon the magnitude of R, Land C

# In R-L-C series resonant circuit magnitude of resonance frequency can be changed by changing the value of__________?

In R-L-C series resonant circuit magnitude of resonance frequency can be changed by changing the value of__________? A. R only B. L only C. C onlyD. LorC E. R,LorC

# The time constant of a series R-C circuit is given by____________?

The time constant of a series R-C circuit is given by____________? A. R/C B. RC2C. RC D. R2C

# Pure inductive circuit takes power from the A.C. line when_________?

Pure inductive circuit takes power from the A.C. line when_________? A. applied voltage decreases but current increases B. applied voltage increases but current decreases C. both applied voltage and current increase D. both applied voltage and current decrease