Question | Options |
---|---|

What is S.I Unit of Elecrtic Flex ? | NmC-1, Nm-1C-1, Nm2C-1, Nm3C-2 |

What is the quantity ?V/?r called : | Electric potential, Electric Energy, Potential barrier, Potential Gradient |

In Carbon resistors what is the value of Violet Colour ? | 6, 7, 8, 9 |

What is the unit of magnetic Flux ? | Nm-1A-1, NmA-1, Nm-1A, Wb.m-2 |

On what principle does a transformer work ? | Electrostatic induction, Electromagnetism, Ohms law, Mutual induction |

"Eddy Current " are set up in a direction ---- : | Parallel to the flux, Anti parallel to the flux, At an angle of 45° to the flux, Perpendicular to f |

At what frequency will an inductor of 1.0 H have a reactance of 500 omaga : | 50 Hz, 80 Hz, 500 Hz, 1000 Hz |

in which type of logical gate the output in one when both input are zero ? | OR gate, AND gate, NOT gate, NOR gate |

1 U = ----- Mev : | 1.6 X 10 ^ -19, 1.6 X 10 ^ -27, 3.36, 931 |

At what speed would the mass of an electron become double of its rest mass ? | 0.5 C, 0.707 C, 0.866 C, 0.99 C |

In which region of electromagnetic spectrum of hydrogen the balmer series lies ? | Infraed, Visible, Ultraviolet, Farultraviolet |

The half-life of 91/38 Sr is 9.70 hours.what is its decay constant ? | 1.98 X 10 ^ -5 S-1, 1.6 X 10 ^ -4 S-1, 2.5 X 10 ^ -5 S-1, None Of These |

Leptons are particles that do not experience ---- : | Weak nuclear Force, Strong Nuclear Force, Electric Force, Magnetic Force |

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