Home
Class 12
PHYSICS
Prove for an a.c. circuit Vr.m.s. = V0/s...

Prove for an a.c. circuit `V_r.m.s. = V_0/sqrt2`, where `V_0`= peak value of potential and `V_r.m.s.` root mean square value of potential.

Promotional Banner

Topper's Solved these Questions

  • MODEL PAPER SET-06

    UNITED BOOK HOUSE|Exercise EXERCISE|45 Videos

  • MODEL PAPER SET-08

    UNITED BOOK HOUSE|Exercise EXERCISE|59 Videos

Similar Questions

Explore conceptually related problems

Prove V_(r.m.s)= V_0/sqrt2 in an a.c. circuit. Where V_0 = the peak value of voltage.

Define the term'root mean square' (r.m.s) value of alternating current.

What is the peak value of the voltage of a 220V ac line?

The rms value of potential difference V shown in the Fig.2.42 is

Assume that an electric field oversettoE=30x^2overset^i exists in space. Then the potential difference V_A-V_0 , where V_0 is the potential at the origin and V_A the potential at x = 2 m is :

In a common emitter configuration, a transistor has beta=50 and input resistance 1kOmega . If the peak value of a.c. input is 0.01 V then the peak value of collector current is

Assume than an electric field vec(E ) = 30 x^(2)hat(i) exists in space. Then the potential difference V_(A) - V_(O) , where V_(O) is the potential at the origin and V_(A) the potential at x = 2 m is

The rate of heat developed in a resistor R connected to a supply of potential V is H . What will be the rate of heat developed if the potential difference is V//3 and the resistance doubled ?

If surface area and volume of a sphere are S and V respectively, Then value of (s^3)/(v^2) is___

The peak value of the electric field of a plane radio wave is 10^(-4) V.m^(-1) .What is the peak value of the magnetic field?

UNITED BOOK HOUSE-MODEL PAPER SET-07-EXERCISE
  1. Find the capacitance of a parallel plate capacitor.

    Text Solution

    |

  2. The unit of which physical quantity corresponds to J//C ? Is it scalar...

    Text Solution

    |

  3. An electric dipole consists of two charges +- 20 xx 10^-6 C separated...

    Text Solution

    |

  4. State Biot Savarts law. Write down the expression of magnetic field at...

    Text Solution

    |

  5. In Young’s Double Slit experiment, the: two sources, haye intensities ...

    Text Solution

    |

  6. Establish Einstein’s equation in photo-electric effect.

    Text Solution

    |

  7. The ground state energy of hydrogen atom is - 13.6 eV:- What does nega...

    Text Solution

    |

  8. The ground state energy of hydrogen atom is - 13.6 eV:- What is the en...

    Text Solution

    |

  9. How is the p-n junction, used as a half wave rectifier and draw the in...

    Text Solution

    |

  10. Emitter base connection is kept in forward bias — why?

    Text Solution

    |

  11. Write down Kirchhoff’s laws from electric circuit.

    Text Solution

    |

  12. A resistance 1000 Omega is connected to a 100 V supply line. A voltmet...

    Text Solution

    |

  13. A Wheatstone network ABCD contains equal resistances P in the arms AB ...

    Text Solution

    |

  14. A household circuit has a fuse 5A rating. Calculate the maximum number...

    Text Solution

    |

  15. Show the dimension of L/R is equal to the dimension of time.

    Text Solution

    |

  16. State Faraday’s laws in electromagnetic induction.

    Text Solution

    |

  17. Prove for an a.c. circuit Vr.m.s. = V0/sqrt2, where V0= peak value of ...

    Text Solution

    |

  18. A rectangular coil of area 50 xx 10^-4m^2 has 100 turns. A magnetic fi...

    Text Solution

    |

  19. Focal lengths of two thin lenses kept in contant are f1 and f2. Prove ...

    Text Solution

    |

  20. A particle executes simple harmonic motion along principle axis of a c...

    Text Solution

    |