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

The stationary waves consist of : | Crests and troughs, Compression and elongations, Nodes and antinodes , Reflection and rarefraction |

When one mirror of a Michelson interometer is removed distance of 0.5 mm 2000 fringes are observed the wavelength of light is used : | 5000 m, 5000 A, 500 cm, 2000 A |

The area between velocity time and the time axis is numerically is equal : | Speed of object, Distance coverage by object, Average velocity of object, Acceleration of the object |

The optical fiber is covered for protection by a : | Glass Jacket, Plastic Jacket, Copper Jacket, Aluminium Jacket |

International telecommunication satellite organization operates at microwaves frequency | 4,6,8 and 10 Hz, 4,6,11 and 14 GHz, 4,6,8 and 12 Hz, 4,8,11 and 16 GHz |

Which is the process in which temperature of the system remains constant : | Isobaric process, Isochoric process, Isothermal process, Adiabtic process |

When a body is whirled in a horizontal circle by mean of a string the centipal force is suppies | Mass of body, Velocity of a body , Tension in the string, Centripetal acceleration |

If the result of two vector each of magniture F is also of magniture F the angle between them | 30 °, 60 °, 90 °, 120 ° |

A set of frequency which are multiples of the fundamental frequency are called : | Doppler effect, Noda; frequency, Beat frequency, Harmonics |

The pitch of sound depends upon : | Intensity of sound , Loudness of sound, Wavelength of sound , Frequency of sound |

The lower reading of blood pressure is called : | Systolic pressure, Diastolic pressure, Normal pressure, Nno-normal pressure |

When the projectile reaches the highest point of trajectory the vertical component of velocity become : | Small, Maximum, Vicos 0, Zero |

If a car moves with uniform speed of 2 m/sec in circle of radius 0.4 m its angular speed is : | 4 rad/sec, 5 rad/sec, 1.6 rad/sec, 2.8 rad/sec |

The value of solar constant is : | 1.4 Kwm-2, 1.0 Kwm-2, 4.1 Kwm-2, 1 Kwm-2 |

The frequency of waves produced in microwave open is : | 1435 Hz, 2450 MHz, 1860 MHz, 2850 Hz |

A system does 600 J of work and at the same time has its internal energy increase by 320 j how much heat has been supplies : | 280 j, 920 j, 600 j, 200 j |

A light year is the distance light travels in one year how many meter are there in one light year : | 9.5 x 10-13 m, 9.5 x 10 15 m, 9.5 x 10 15 cm, 9.5 x 10 15 Km |

if a string is fixed at both end vibrates in n loops then wave length of l of string is given : | nl/2, l/2n, 2l/n, 2l/v |

The process of confining the beam of light to vibrate in one plane is called : | Interference, Diffraction, Polarization , Total internal reflection |

A bullet shot straight up returns to its starting point in 10 sec its initial speed was : | 9.8 ms-1, 24.5 ms-1, 49 ms-1, 98 ms-1 |

If magnifying power of magnifying glass is 3 then focal length will be : | 25 cm, 12.5 cm, 5 cm, 3 cm |

Weight of a 60 kg man is moving elevator (downward) with constant acceleration of 1/2 g (g=10ms-1) | 0, 300 N, 600 N, 200 N |

The kinetic theory of gases suggest the average kinetic energy per molecule is : | 1/2 KT, KT, 3/2 KT, 2 KT |

The ratio of orbit velocity is : | ?, 1/?2, 2A , 2 |

Resultant of two perpendicular vectors of equal magnitude say a will be : | A , 2A, ?2A, A^2 |

In order to produce beat the two sound waves should have : | The same amplitude, Slightly different amplitude, The same frequency, Slightly different frequency |

When wave is reflected from the boundary of denser medium then phase of wave changes by : | 0 °, 90°, 180°, 270° |

The law of conservation of energy is the basis of : | Stream line flow, Equation of continuity, Bernoullis equation, Venture relation |

When a ball is thrown straight up the acceleration at its highest point is : | Upward, Downward , Zero, Horizontal |

one redian is equal : | 2 ? rev, ?/4 rev, ?/2 rev, 1/2? rev |

A body of mass 1.0 kg drop from the top of a tower of height 50 m, whar will be K.E 10 m below at the top | 490 j, 49 j, 98 j, 980 j |

When one mirror of a Michelson interometer is removed distance of 0.5 mm 2000 fringes are observed the wavelength of light is used : | 5000 cm, 5000 A°, 500 cm , 2000 A° |

The optical fiber is covered for protection by a : | Glass Jacket, Plastic Jacket, Copper Jacket, Aluminium Jacket |

For total assessment of uncertainty in the final result obtained by multiplication and division : | Absolute uncertainties are add, Fractional uncertainties are added, % age uncertainties are added, |

© All Rights Reserved ® 99 Consulting