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The index of refraction depends on : The focal length , The speed of light, The image, The object
Five joule of work is needed to shift 10 C of charge from one place to another. The potential difference between the places is : 0.5 V , 2 V , 5 V , 10 V
Capacitance is defined as: VC , Q/V , QV , V/Q
what happens to the intensity or the brightness of lamps connected in series as more and more lamps are added : Increases , Decreases , Remains the same , cannot be predicted
which is the example of longitudinal wave : Sound wave , light Wave , Radio wave , water wave
The presence of magnetic field can be detected by a : Small mass , stationary positive charge , stationary negative charge , Magnetic compass
In vacuum all electromagnetic waves have the same : Speed , Frequency , Amplitude , Wavelength
Safe limit of radiation exposure in one year is : 4 rem , 5 rem , 3 rem, 6 rem
The relation between velocity , frequency and wavelength of wave is : Vf= ? , f ? =V , V ? = f , V= f ?
From which of the following you can get information almost about everything : Book , Teacher , Computer , Internet
The cathode ray oscilloscope consists of main parts : Two , Three , Four , Five
In computer terminology information means : Any data , Raw data , Processed data , Large data
which one of the following is method of energy transfer : Conduction , Radiation , Wave Motion , All of these
The speed of sound at 0°C is : 386ms-1 , 376ms-1 , 231ms-1 , 331ms-1
The formula for focal length is : f= R /2 , f=R/4 , f=R/3 , f=R/5
Electroscope is used for detecting : Current , Charge , Voltage , Resistance
Capacitance is defined as : VC , Q/V , QV , V/Q
S.I Unit of resistance is : Volt , Ampere , ohm , Joule
Michael Faraday belonged to : British , U.S.A , K.S.A , Russia
The process by which electrons are emitted by a hot metal surface is know as : Boiling , Evaporation , Conduction , Thermionic emission
Radion waves are : Longitudinal Waves , Transverse waves , Electromagnetic waves , All of these
1 KB = ---------: 1024 Bite , 1024 KB , 1024 MB , None of these
Half life of carbon -14 in year is : 5730 Years , 5740 Years , 5750 Years , 5800 Years