Home
Class 12
PHYSICS
A 6 V cell with 1 ohm internal resistanc...

A 6 V cell with 1 ohm internal resistance and 10 V cell with 2 ohm internal resistance and 10 ohm extarnal resistance are connected in parallel . The current in ampere through 10 V cells is

A

`1.56.`

B

`0.8`

C

`2.7`

D

4

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • MECHANICAL PROPERTIES OF SOLIDS AND FLUIDS

    SIA PUBLICATION|Exercise M.C.Q.|107 Videos
  • MOCK TEST 2

    SIA PUBLICATION|Exercise Chemistry|1 Videos

Similar Questions

Explore conceptually related problems

A 6 V cell with 0.5Omega internal resistance , a 10 v cell with 1Omega internal resistance and a 12Omega external resistance are connected in parallel . The current (in amper) through the 10 V cell is

Internal resistance of a cell depends on

The intemal resistance of a 2.1 V cell which gives a current of 0.2 A through a resistance of 10Omega is

Two cells of emf 1.25V, 0.75V and each of internal resistance 1 ohms are connected in parallel. The effective voltage will be

(A): A series combination of cells is used when their internal resistance is much smaller than external resistance. (R ) When cells are connected is series the current through external resistance is I=(nE)/(R+nr)

Four cells each of emf 2V and internal resistance 1 ohm are connected in parallel with an external resistance of 6 ohm. The current in the external resistance is

A student is asked to connected four cells of e.m.f of 1 V and internal resistance 0.5 ohm in series with a external resistance of 1 ohm. But one cell is wrongly connected by him with its terminal reversed, the current in the circuit is

SIA PUBLICATION-MOCK TEST 1-PHYSICS
  1. A body is projected with a velocity of 10 m//s at 45^(@) to the horizo...

    Text Solution

    |

  2. One end of uniform glass capillary tube of radius r = 0.05 cm is immer...

    Text Solution

    |

  3. An organ pipe P (1) , closed at one end and containing a gas of densit...

    Text Solution

    |

  4. A sonometer wire has a length of 114 cm , between two fixed ends. Wher...

    Text Solution

    |

  5. For a certain organ pipe three successive resonance frequencies are ob...

    Text Solution

    |

  6. What is the deviation angle when light incident at an angle 45^(@) on ...

    Text Solution

    |

  7. When the temperature is increased (i)Viscosity of the gas increases ...

    Text Solution

    |

  8. An electric field is acting vertically upwards . A particle of mass 1 ...

    Text Solution

    |

  9. Identify the correct order of the following particles when arrenged in...

    Text Solution

    |

  10. A bar magnet of moment M is bent as an arc . Its magnetic moment

    Text Solution

    |

  11. In Young's double slit experiment how many maximas can be obtained on ...

    Text Solution

    |

  12. Consider the following statements A and B and identify the correct cho...

    Text Solution

    |

  13. The cold junction of a thermocouple is 0^(@)C. The ratio of thermo emf...

    Text Solution

    |

  14. A 6 V cell with 1 ohm internal resistance and 10 V cell with 2 ohm int...

    Text Solution

    |

  15. The time constant of an inductance coil is 5 xx 10^(-3) sec. When a 90...

    Text Solution

    |

  16. The threshold wavelength for certain metal is lambda (0). When a light...

    Text Solution

    |

  17. Ratio of magnetic field at the centre af a current carrying coil of ra...

    Text Solution

    |

  18. A electron and a position pair is produced by a gamma ray of 3.4 MeV ....

    Text Solution

    |

  19. For an n-p-n transistor beta = 50 , the value of alpha is

    Text Solution

    |

  20. The absorption coefficient of a material is (3)//(4) . The ratio of ma...

    Text Solution

    |