Definition
Report | Hariom shakya asks : THe component of language refering to rules governing the structure and sequence of speed of sound : (a) semantics (b) grammer (c) phonology (d) none of these |
Report | Debi kalyan satpathy asks : The dispersive power of the materials of two lenses are in the ratio 4/3.If the achromatic combination of the two lenses has focallength of +60cm,the focal length of component lense is:- |
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