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The wavelength of a wave passing through a medium is 0.1 metre.if wave speed is 2 ms-1 then its frequence will be ------- : 2 Hz, 20 Hz, 10 Hz, 120 Hz
Which characteristic of sound depends upon frequency ? Quality, Intensity, Loudness, Pitch
The refractive index of water is ------------- : 1.03, 1.33, 1.54, 1.4
The capacitance of a parallel plate capacitor is 100pF and the potential difference between its plates is 50 volts.what is the quantity of charge onits plates : 5000 C, 50 C, 5 nC, 5 uC
As the temperature of a conductor rises its resistance -------- : Increase, Decreased, Becomes half, Remains the same
Which of the following work on the principal of mutual induction ? A.C Generator, D.C Motor, Transformer, Conductor
Electron Volt is a unit of --------- : Energy, Charge, Current, Potential Difference
In a fusion reaction if isotopes of Hydrogen from a helium nucleus , nearly ---- of energy is liberated : 176 Mev, 17.6 Mev, 1760 Mev, 1.76 Mev
The process of converting alternating voltage into D.C is known as --------- : Amplification, Reactification, Forward biased, Reverse biased
Floppy disc can store a data of data about ----------- : 1.44 M.B, 1.40 M.B, 1.4 K.B, 1.44 G.B
The output of an AND gate is only 1 when : Both the input are 0, Any one of the input is 0, Both the input are 1, Any one of the input is 1
The intensity of the loudest sound which can be heard without pain is ------------ : 10 ^ -12 Wm-2, 1 Wm-2, 10 ^ 10 Wm-2, 10 ^ -6 Wm -2