Saturday, 20 April 2019



Cusec is a unit of _________?
Twinkling of stars is caused by ?
Magnifying power of a simple microscope can be increased by ?
A nuclear reactor is a device used to carry out controlled nuclear reaction whereas GM counter is a device used to detect?
A body can escape the gravitational pull of the earth if it is thrown up with a velocity of?
Night vision is possible with the help of ___________?
Myopia is a defect of Human eye. it can be corrected by using a lens called?
The instrument which i specially design for recording earth quake wave is called seismograph which measure earth quake waves on a ____________?
In humans , most nutrient molecules are absorbed by the ?

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