Question | Options |
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The apparent weight of a man in a lift moving down with an acceleration of 9.8 m/s2 is : | Zero, 9.8 N, 19.6 N, Infinite |

Working cycle of typical petrol engine consist of : | two Strokes, Four Strokes, Six Strokes, Eight Strokes |

Radar system is an application of : | Interference, Beats, Stationary, Doppler effect |

The sum of three number 2.7543 4.10 and 1.273 up to correct decimal place is | 8.12, 8.13, 8.1273, 8.127 |

The si unit of angular acceleration is : | Rad / sec2, Rad /sec, rev /sec2, rev / sec |

Time period of simple pendulum only depends on : | Mass of bob, Length of pendulum, Amplitude of vibration, Size of bob |

Position vector of a point P(a,b,c) in YZ plane is given by : | r = ai +bj, r= ai+ck, r = bj + ck, r = ai +bj +ck |

The unit of entropy is : | JK, K/j, J/K2, J/K |

newer system of fibre optic signals are regerneted by placing repeaters which may be separated by as much as : | 30 km , 50 km , 100 km , 500 km |

Mathematically unit vector is given by : | A = AA, A = A/A, A = A/A, A = A.A |

Longitude waves do not exhibit : | Refraction, reflection, Diffraction, Polarization |

Water flows out from a pip at 3 kg /sec and its velocity changes from 5 m /s to zero on striking the wall the force due to water ; | 3 N, 5 N, 10 N, 15 N |

10 waves pass through the medium in one sec with speed of 10 m/s the wavelength of waves is : | 1 m, 10 m, 20 m, 100 m |

Si unit of pressure is : | N -m2, N2-m, N - m-2, N-2 - m |

The mathematical relation V2 =? 2g(h2 - h1) is known as : | equation of continuity, Bernoullis equation, Torricellis theorem, Ventri relation |

Power can define as product of : | Force and displacement, force and velocity, Force and time , Force and mass |

The effective path difference between two reflected beams in x-rays diffraction by crystals is : | d sin o, 2 d sin 0, d sin(0/2), d sin 2 0 |

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