Home
Class 12
PHYSICS
Three resistance P, Q, R each of 2 Omega...

Three resistance `P, Q, R` each of `2 Omega` and an unknown resistance `S` from the four amrs of a Wheatstone's bridge circuit. When a resistance of `6 Omega` is connected in parallel to `S` the bridge gets balanced. What is the value of `S` ?

A

`2Omega`

B

`3Omega`

C

`6Omega`

D

`1Omega`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • CURRENT ELECTRICITY

    DC PANDEY|Exercise B. Assertion and reason|18 Videos

  • CURRENT ELECTRICITY

    DC PANDEY|Exercise Match the columns|4 Videos

  • CURRENT ELECTRICITY

    DC PANDEY|Exercise Check point|70 Videos

  • COMMUNICATION SYSTEM

    DC PANDEY|Exercise Subjective|11 Videos

  • ELECTROMAGNETIC INDUCTION

    DC PANDEY|Exercise Medical entrances gallery|25 Videos

Similar Questions

Explore conceptually related problems

Four resistances of 16 Omega , 12 Omega , 4 Omega and 9 Omega respectively are connected in cycle order so from a Wheatstone bridge. Calculate the resistance in be connected in parallel with 9 Omega resistance to balance the bridge.

A , B , C and D are four resistance of 2Omega , 2Omega , 2Omega and 3Omega respectivey. They are used to form a wheatstone bridge. The resistance D is short circuited with a resistance R in order to get the bridge balanced. The value of R will be

In a Wheatstone bridge resistance connected the bridge is balanced , when the resistance are in the ratio

A 6Omega resistance is connected in the left gap of a meter bridge.In the second gap 3Omega and 6Omega are joined in parallel.The balance point of the bridge is at

In a metre bridge the null point is found at a distance of 35 cm from A. If now a resistance of 10Omega is connected in parallel with S, the null point occurs at 50 cm. Determine the values of R and S.

DC PANDEY-CURRENT ELECTRICITY-Taking it together
  1. A voltmeter of resistance 998 Omega is connected across a cell of emf ...

    Text Solution

    |

  2. A wire of 50 cm long, 1mm^(2) in cross-section carries a current of 4 ...

    Text Solution

    |

  3. Three resistance P, Q, R each of 2 Omega and an unknown resistance S f...

    Text Solution

    |

  4. A 2 V battery, a 990Omega resistor and a potentiometer of 2 m length, ...

    Text Solution

    |

  5. The electron with change (q=1.6xx10^(-19)C) moves in an orbit of radiu...

    Text Solution

    |

  6. Two resistance wires on joining in parallel the resultant resistance i...

    Text Solution

    |

  7. A potentiometer having the potential gradient of 2 mV//cm is used to m...

    Text Solution

    |

  8. The n rows each containinig m cells in series are joined parallel. Max...

    Text Solution

    |

  9. A 100 V voltmeter of internal resistance 20 k Omega in series with a h...

    Text Solution

    |

  10. A cell supplies a current i(1) trhough a resistnace R(1) and a current...

    Text Solution

    |

  11. Out of five resistance of ROmega each 3 are connected in parallel and ...

    Text Solution

    |

  12. Two batteries A and B each of e.m.f. 2 V are connected in series to a...

    Text Solution

    |

  13. For a cell of e.m.f. 2 V , a balance is obtained for 50 cm of the po...

    Text Solution

    |

  14. AB is a potentiometer wire of length 100 cm and its resistance is 10Om...

    Text Solution

    |

  15. Equivalent resistance between the points A and B (in Omega) .

    Text Solution

    |

  16. In the circuit shown here, what is the value of the unknown resistor R...

    Text Solution

    |

  17. Two wire of the same meta have same length, but their cross-sections a...

    Text Solution

    |

  18. The masses of the three wires of copper are in the ratio 5:3:1 and the...

    Text Solution

    |

  19. If power dissipated in the 9 Omega resistor in the circuit shown is 36...

    Text Solution

    |

  20. The reading of the ammeter in the following figure will be

    Text Solution

    |