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Grade: 11
        
The value of charge of a oil drop experementely observed were -1.6 × 10^-19 and -4 ×10^-19 coulomb. The value of electronic charge indicated by these results is 
 
[A]1.6×10^-19                                     [B]-2.4×10^-19
 
[C]-4×10^-19                                       [C]-0.8×10^-19
one month ago

Answers : (1)

Vikas TU
7785 Points
							
Hiii Adarsh 
Given Q= -1.6 * 10-19
Using Q=ne
n=1
Thus there is only one electronic charge in that oil droplets.
For second charge,
n = 10/4 
n=2.5 
which means n can be 2 or 3
There may be 2 or 3 electronic charges since charge do not exist in fraction.
Only that charge is exist for which n is natural number.
one month ago
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