Which of the following does not change when light travels from one medium to another? 1) Velocity 2) Wavelength 3) Frequency 4) Refractive index
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Faraday constant : 1) depends on the amount of the electrolyte 2) depends on the current passed in the electrolyte 3) depends on the volume of the solvent in which the ...
On heating, the resistance of semiconductor : 1) increases 2) decreases 3) remains same 4) first increases and then decreases
The radiations used in the treatment of muscle ache are : 1) infrared 2) microwave 3) UV 4) X-Ray
Light-year’ is a unit of : 1) time 2) speed 3) distance 4) intensity of light
The first man who placed his foot on the moon is : 1) Leonov 2) Neil Armstrong 3) Michael Collins 4) James Van Allen
The highest viscosity among the following is of : 1) water 2) air 3) blood 4) honey
Milk is a poor source of : 1) calcium 2) protein 3) vitamin C 4) carbohydrate
The breath test conducted by police to check drunken driver has which one of the following on the filter paper? 1) Potassium dichromate-sulfuric acid 2) Potassium sulfuric acid, permanganate 3) Silica ...
Glucose is converted to ethyl alcohol by the enzyme : 1) maltase 2) invertase 3) zymase 4) diastase