Home
Class 12
PHYSICS
The sharpness of an L-C-R series resonan...

The sharpness of an L-C-R series resonance curve …...

A

is more if Q - factor is small

B

is more if Q - factor is 1

C

is more if Q - factor is large

D

is determined by resonant frequency

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • ALTERNATING CURRENTS

    KUMAR PRAKASHAN|Exercise SECTION-D MCQs (COMPETITIVE EXAMS)|64 Videos

  • ALTERNATING CURRENTS

    KUMAR PRAKASHAN|Exercise SECTION-C NCERT EXEMPLAR (Long Answer)|5 Videos

  • ATOMS

    KUMAR PRAKASHAN|Exercise Section-D -MCQs asked in GUJCET / Board Exam|34 Videos

Similar Questions

Explore conceptually related problems

Obtain an equation for sharpness of resonance in an L-C-R series AC circuit and what is quality factor Q ? And explain bandwidth.

The value of half power bandwidth of resonance curve of L-C-R series circuit does not depend on ........

Obtain the resonant frequency and Q-factor of a series LCR circuit with L = 3.0 H, C = 27 muF, and R = 7.4 Omega . It is desired to improve the sharpness of the resonance of the circuit by reducing its ‘full width at half maximum’ by a factor of 2. Suggest a suitable way.

For an L-C-R series circuit, the Q-factor is …

On which the sharpness of resonance depends?

The value of the Q-factor in an L-C-R series circuit is ……..

Explain resonance for an L-C-R series circuit and write its uses. In what kind of circuit will it possible ?

The potential difference between the two ends of the three mponents of L-C-R series A.C. circuit are V_L, V_C and V_R respectively. Then voltage of A.C. source is ……..

Q - factor for resonance curve of L-C-R series circuit is defined as ....

KUMAR PRAKASHAN-ALTERNATING CURRENTS -SECTION-D MCQs (DARPAN BASED ON TEXTBOOK)
  1. For an L-C-R series circuit, the Q-factor is …

    Text Solution

    |

  2. 20Omega resistor is connected with the A.C. source of V = 282sin (120 ...

    Text Solution

    |

  3. The sharpness of an L-C-R series resonance curve …...

    Text Solution

    |

  4. The value of half power bandwidth of resonance curve of L-C-R series c...

    Text Solution

    |

  5. Q - factor for resonance curve of L-C-R series circuit is defined as ....

    Text Solution

    |

  6. In a series L-C-R circuit R = 100Omega, L = 1H and C= 1 mu E The half ...

    Text Solution

    |

  7. A 10Omega resistance, 5mH inductor and 10muF capacitor are joined in s...

    Text Solution

    |

  8. In a series L-C-R, A.C. circuit, V1, V2 and V3 are the voltmeters conn...

    Text Solution

    |

  9. Figure shows two resonance current with same voltage source for L-C-R...

    Text Solution

    |

  10. If instantaneous current is given by i=4 cos (omegat+phi) ampere, tha...

    Text Solution

    |

  11. In an a.c. circuit , peak value of voltage is 423 volt. Its effective ...

    Text Solution

    |

  12. If E0 represents the peak value of the voltage in an a.c. circuit, the...

    Text Solution

    |

  13. The peak value of 220 volts of a.c. mains is ...... volt.

    Text Solution

    |

  14. In an A.C. circuit of inductance 50 mH with negligible resistance and ...

    Text Solution

    |

  15. An alternating current is given by the equation i = (i1 cos omegat + i...

    Text Solution

    |

  16. In a circuit, the value of the alternating current is measured by hot ...

    Text Solution

    |

  17. The frequency of an alternating voltage is 50 cycles/s and its amplitu...

    Text Solution

    |

  18. For a series L-C-R a.c.circuit at resonance, the statement which is no...

    Text Solution

    |

  19. An A.C. circuit consists of an Indicator of inductance 0.5H and a capa...

    Text Solution

    |

  20. The phase difference between the current and voltage of L-C-R circuit ...

    Text Solution

    |