A cylindrical conductor of length 2 m and area of cross-section 
carries an electric current of 1.6 A when its ends are connected to a 2 V battery. Mobility of electrons in the conductor is 
. The value of 
is : (electron concentration 
and electron charge 
)
Text Solution
Verified by ExpertsThe correct answer is:
CHECK THE SOLUTION.
(1)
For a cylindrical conductor with length 2 m, cross-section 
, carrying 1.6 A at 2 V.
Resistance: 
.
Resistivity: 
.
Using 
, mobility: 
.
Thus 
.
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