Home
Class 12
PHYSICS
30 coulomb electric charge passes throug...

30 coulomb electric charge passes through conducting wire in 10 minutes so ...... A electric current will pass through it.

A

3

B

`0.5`

C

`0.05`

D

`0.3`

Text Solution

Verified by Experts

The correct Answer is:
C

`0.05`
`I = (Q)/(t) = (30)/(10 xx 60) = (1)/(20) = 0.05` A
Promotional Banner

Topper's Solved these Questions

  • CURRENT ELECTRICITY

    KUMAR PRAKASHAN|Exercise SECTION [D] MULTIPLE CHOICE QUESTIONS (MCQs) (MCQs ASKED IN COMPETITIVE EXAMS)|21 Videos
  • CURRENT ELECTRICITY

    KUMAR PRAKASHAN|Exercise SECTION [D] MULTIPLE CHOICE QUESTIONS (MCQs) (MCQs ASKED IN CBSE-PMT, AIPMT, NEET)|17 Videos
  • CURRENT ELECTRICITY

    KUMAR PRAKASHAN|Exercise SECTION C (LONG ANSWER TYPE QUESTIONS )|5 Videos
  • BOARD'S QUESTION PAPER MARCH-2020

    KUMAR PRAKASHAN|Exercise PART-B SECTION -C|4 Videos
  • DUAL NATURE OF RADIATION AND MATTER

    KUMAR PRAKASHAN|Exercise Section-D (MCQs asked in GUJCET/Board Exam)|1 Videos
KUMAR PRAKASHAN-CURRENT ELECTRICITY-SECTION [D] MULTIPLE CHOICE QUESTIONS (MCQs) (MCQs FROM .DARPAN. BASED ON TEXTBOOK)
  1. A charge of 2 xx 10^(-2) C moves at 30 revolutions per second in a ci...

    Text Solution

    |

  2. A charge on electron is 1.6 xx 10^(-19) C. How many electrons will be ...

    Text Solution

    |

  3. 30 coulomb electric charge passes through conducting wire in 10 minute...

    Text Solution

    |

  4. In a hydrogen atom, the electron is moving in a circular orbit of radi...

    Text Solution

    |

  5. A ring of radius R and linear charge density lambda on its surface is ...

    Text Solution

    |

  6. Cross-sectional area of proton beam having electric current 1 muA is 0...

    Text Solution

    |

  7. Current density in a copper wire is 2.5 xx 10^(8) Am^(-2). If 8A curre...

    Text Solution

    |

  8. Charge passing through the cross-section of a conductor h given by Q =...

    Text Solution

    |

  9. The current through a wire varies wilh time as I = I(0) + alpha t wh...

    Text Solution

    |

  10. Electric charge passing through a resistor changes with time t as Q = ...

    Text Solution

    |

  11. When an electric cell is in use, .... Relation holds good.

    Text Solution

    |

  12. Resistivity of material does not depend on ...... of conductor

    Text Solution

    |

  13. Lengths and cross-sectional areas of three copper wires are (l, A ), (...

    Text Solution

    |

  14. Which of the following curve represents negative resistance ?

    Text Solution

    |

  15. ..... is Ohm 's law for good conductor

    Text Solution

    |

  16. Ohmic resistance of conductor .....

    Text Solution

    |

  17. SI unit of electrical conductivity is

    Text Solution

    |

  18. For a block with dlmensions 1 cm xx 1 cm xx 100 cm havng resistivity...

    Text Solution

    |

  19. Specific resistance of material of one wire is rho. Its volume is 3 m^...

    Text Solution

    |

  20. Which is the dimensional formula for conductance from the given below ...

    Text Solution

    |