A current of 5A flows through a conductor. Calculate the number of electrons flowing through the conductor in 2s. [Take charge of electron as 1.6×10−19
1.6×1019
6.25×1019
125×1018
16×1019
A
125×1018
B
16×1019
C
6.25×1019
D
1.6×1019
Open in App
Solution
Verified by Toppr
Total charge that flows in 2s is given by
q=It=5×2=10C
Now, charge on one electron is given by e=1.6×10−19C
N= number of electrons
q=Ne
⟹N=qe
⟹N=101.6×10−19
⟹N=6.25×1019
Answer-(B)
Was this answer helpful?
8
Similar Questions
Q1
A current of 5A flows through a conductor. Calculate the number of electrons flowing through the conductor in 2s. [Take charge of electron as 1.6×10−19
View Solution
Q2
In a conductor, 6.25×1016 electrons flow from its end A to B in 2 s. Which is the current flowing through conductor? (e=1.6×10−19C)
View Solution
Q3
The charge of an electron is known to be 1.6×10−19C. In a circuit, the current flowing is 1A. How many electrons will be flowing through the circuit per second?
View Solution
Q4
A conductor carries a current of 0.2 A. How many electrons will flow in 30 seconds if the charge on one electron is 1.6×10−19C.
View Solution
Q5
In a conductor, 6.25×1016 electrons frow from its end A to B in 2 s. Find the current flowing through the conductor. (e=1.6×10−19C).