Home
Class 11
PHYSICS
A battery of internal resistance 4 Omega...

A battery of internal resistance `4 Omega` is connected to he network of resistances as shown in Fig. `7.40`. In order that the maximum power can be delivered to the network , the value of `R` in ` Omega` should be

A

`(4)/(9) Omega`

B

`(8)/(9) Omega`

C

`(39)/(7) Omega`

D

`(11)/(7) Omega`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • COMMUNICATION SYSTEM

    DC PANDEY ENGLISH|Exercise Only One Option is Correct|27 Videos

  • ELASTICITY

    DC PANDEY ENGLISH|Exercise Medical entrances s gallery|21 Videos

Similar Questions

Explore conceptually related problems

A battery of internal resistance 4Omega is connected to the network of resistance as shown . In order that the maximum power can be delivered to the network, the value of R in Omega should be .

A battery of internal resistance 4Omega is connected to the network of the resistance as shown in figure . If the maximum power can be delivered to the network, the magnitude of resistance in Omega should be

In the circuit shown the cell will deliver maximum power to the network if the value of R is

A 24 V battery of internal resistance 4.0 Omega is connected to a variable resistance. At what value of the current drawn from the battery is the rate of heat produced in the resistor maximum?

A 5 V battery of negligible internal resistance is connected across a 200 V battery and a resistance of 39 Omega as shown in the figure. Find the value of the current.

A 10 V battery of negilgible internal resistance is connected across a 200V battery and a resistance of 38 Omega as shown in figure. . Find the value of current in the circuit.

An infinite ladder network of resistances is constructed with 1Omega and 2Omega resistances as shown

A cell of emf epsilon and internal resistance r is connected across a load resistance R (i) Find the maximum power delivered at the load ? .

Find the current drawn from a cell of emf 2 V and internal resistance 2 Omega connected to the network given below.

Two batteries one of the emf 3V , internal resistance 1Omega and the other of emf 15 V , internal resistance 2Omega are connected in series with a resistance R as shown. If the potential difference between points a and b is zero, the resistance R in Omega is

DC PANDEY ENGLISH-CURRENT ELECTRICITY-All Questions
  1. The n rows each containing m cells in series are joined in parallel. M...

    Text Solution

    |

  2. The equivalent resistance between points A and B is

    Text Solution

    |

  3. A battery of internal resistance 4 Omega is connected to he network of...

    Text Solution

    |

  4. In the circuit shown in figure switch S can be shift to position A or ...

    Text Solution

    |

  5. A galvanometer has resistance G and full scale deflection current i. T...

    Text Solution

    |

  6. Four resistance are connected to a DC battery as shown in figure. Maxi...

    Text Solution

    |

  7. A hollow cylinder of specific resistance rho, inner radius R, outer ra...

    Text Solution

    |

  8. A group of identical cells (all in parallel) are connected to an exter...

    Text Solution

    |

  9. Five identical cells are connected in parallel. Now, polarity of one o...

    Text Solution

    |

  10. In the circuir shown in figure, current is zero through

    Text Solution

    |

  11. If internal resistance of a cell is proportional to current drawn from...

    Text Solution

    |

  12. A galvanometer, together with an unknown resistance in series, is conn...

    Text Solution

    |

  13. In the figur shown, the thermal power generated in 'Y' is maximum when...

    Text Solution

    |

  14. A cell of emf E having an internal resistance R varies with R as shown...

    Text Solution

    |

  15. Six wires each of resistance r form a tetrahedron. The equivalent resi...

    Text Solution

    |

  16. A series parallel combination battery consisting of a large number N ...

    Text Solution

    |

  17. One end of a Nichrome wire of length 2L and cross-sectional area A is ...

    Text Solution

    |

  18. In the circuit shown, the resistance are given ohms and the battery is...

    Text Solution

    |

  19. In the diagram, resistance between any two junction is R. Equivalent r...

    Text Solution

    |

  20. A battery of emf E(0) = 12 V is connected across a 4 m long uniform wi...

    Text Solution

    |