Q.
1.5 A current is flowing through a metallic wire. If it flows for 3 hrs, how many electrons would flow through the wire?
see full answer
Want to Fund your own JEE / NEET / Foundation preparation ??
Take the SCORE scholarship exam from home and compete for scholarships worth ₹1 crore!*
An Intiative by Sri Chaitanya
a
205×1022 electrons
b
1.0×1023 electrons
c
1024 electrons
d
4.5×1023 electrons
answer is B.
(Unlock A.I Detailed Solution for FREE)
Ready to Test Your Skills?
Check your Performance Today with our Free Mock Test used by Toppers!
Take Free Test
Detailed Solution
We know that Charge,q=It=1.5×3×60×60=16200C∵ Charge on one electron =1.6×10−19C∴ 16200C chargeison 1×162001.6×10−19=1.0×1023 electrons
Watch 3-min video & get full concept clarity