1.

A parallel plate air capacitor has a capacitance C. If air between the plates isexhausted completely, the new capacitancewould become(i) zero(ii) C(iii) slightly more than C( slightly less than C​

Answer»

Answer:

less than c because

CAPACITANCE= (K A)/D

HERE K IS THE DIELCTRIC CONSTANT OF THE MEDIUM BETWEEN PLATES

IF AIR IS REMOVED , DIECTRIC CONSTANT OF VACUM IS LESS THAN AIR THUS CAPCITANCE IS REDUCED



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