Related Questions

Toggle Filter আইকনটি-i. Remove filter হিসেবে কাজ করেii. Undo filter হিসেবে কাজ করে iii. Apply filter হিসেবে কাজ করেনিচের কোনটি সঠিক?
A i ও ii
B i ও iii
C ii ও iii
D i, ii ও iii
If the resistance in parallel with a parallel resonant circuit is reduced, the bandwidth
A Disappears
B Becomes sharper
C Increases
D Decreases
In a parallel LC circuit, if the signal frequency is decreased below the resonant frequency, then ___________
A XL decreases and XC increases
B XL increases and XC decreases
C Line current becomes minimum
D None of the above
In a parallel LC circuit, if the input signal frequency is increased above resonant frequency then ___________
A XL increases and XC decreases
B XL decreases and XC increases
C Both XL and XC increase
D Both XL and XC decrease
If the value of C in a series RLC circuit is decreased, the resonant frequency increases
A True
B False
To tune a parallel resonant circuit to a higher frequency, the capacitance should be
A Increased
B Decreased
C Left alone
D Replaced with inductance
When either L or C is increased, the resonant frequency of LC circuit ___________
A Remains the same
B Increases
C Decreases
D Insufficient data
When a series RLC circuit is operating at its resonant frequency:
A capacitive reactance is greater than the inductive reactance
B inductive reactance is greater than the capacitive reactance
C inductive reactance is equal to the capacitive reactance
D the difference between inductive and capacitive reactance is equal to the resistance
E None of the above
When a parallel RLC circuit is operating at its resonant frequency:
A capacitive reactance is greater than the inductive reactance
B inductive reactance is greater than the capacitive reactance
C inductive reactance is equal to the capacitive reactance
D the difference between inductive and capacitive reactance is equal to the resistance
E None of the above
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 only
D L or C

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