Question | Options |
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The weight of body of 20 kg mass is -----Netwon on earth : | 2 , 10 , 20 , 200 |

An artificial satellite is orbiting around the earth at a high ‘h’ what is the centipal force acting on the satellite ? | 2mv/R+H , mv2^2/R+H , mv/R+H , mv^2/h |

Two inputs of NAND gate are A and B its output would be zero when : | A =0.B = 1 , A =1.B = 1 , A =1.B = 0 , A =0.B = 0 |

The product of frequcnce and time is equal to : | V , 0 , 1 , ? |

When a diode is forward biased the width of its depletion region : | Increase , Decreased , Vanishes , does not change |

Focal length of the concave mirror is : | Positive , Negative , Greater , Smaller |

According to Coulomb Law | F = 1/K q1q2/r , F = K q1q2/r , F = k q1q2/r , F = 1/K q1q2/r |

The P.E of an object on the surface of earth is : | 1/2mv^2 , 2mgh , mgh , zero |

At what temperature surface tension will be maximum : | 0°C , 20°C , 80°C , 100°C |

At what temperature surface tension will be maximum : | 0°C , 20°C , 80°C , 100°C |

Rate of change of velocity is called : | Displacement , Acceleration , Relative velocity , Distance |

Charge storing device is : | Electroscope , Conductor , Capacitor , Inductor |

Penetrating power of ------- rays is very high : | Alpha , Beta , Gama , x-ray |

Work is the product of : | Force and distance , Force and displacement , force and velocity , force and moment a |

kg M^2 S^2 = ------- | Joule , Newton , Meter , Watt |

What is fitted in telephone receiver : | Permanent , magnet , Diaphragm Electromagnet , Electromagnet Diaphragm |

Unit of capacitance is : | Ampere , joule , ohms , farad |

According to Boyle’s Law | PV = Constant , P/V=Constant , V/F=Constant , PVT=Constant |

The Number of Significant figures in 1406 is : | One , two , three , four |

Initial Velocity of free failing body is : | Zero , 9.08 ms-1 , 10 ms-1 , 7.9 ms-1 |

Velocity and acceleration of body is moving in circle with uniform speed are mutually : | In same direction , opposite , perpendicular , equal |

The vector quantity is : | Volume , Momentum , Energy , Density |

If speed of the body is increasing acceleration is : | Negative, Positive , Zero , Opposite |

Energy of body due to motion is : | Electric , Chemical , Kinetic , Potential |

Power of the machine doing 10 J work in 5 second : | 2watt , 10 watt , 25 watt , 50 watt |

Power of the machine doing 10 J work in 5 second : | 2watt , 10 watt , 25 watt , 50 watt |

work done on the machine is : | Effort , Load , Input , Output |

Bending of waves round corners: | Interfere , Reflection , Refraction , Diffraction |

The quantity without unit is : | Stress , Strain , Pressure , Volume |

Focal length concave lens is : | Positive , Negative , Small , Large |

The equivalent capacitance of 2UF and 4UF in series combination is : | 8 UF , 6 UF , 4 UF , 2 UF |

The electromagnetic waves are : | Sound waves , water waves , Radio waves , Waves in spring |

Brain of computer is : | Mouse, C.P.U , Monitor , Keyboard |

Beta particle is actually : | Proton , Neutron , Electron , Position |

P-Type crystal majority carriers are : | Free electron , Protons , Holes , Neutrons |