Q.
A charged particle carrying charge 1μC is moving with velocity 2i^+3j^+4k^ms−1. If an external magnetic field of 5i^+3j^−6k^×10−3T exists in the region where particle is moving , then the force on the particle is F→×10−9N . The vector F→ is :
see full answer
High-Paying Jobs That Even AI Can’t Replace — Through JEE/NEET
🎯 Hear from the experts why preparing for JEE/NEET today sets you up for future-proof, high-income careers tomorrow.
An Intiative by Sri Chaitanya
a
−300i^+320j^−90k^
b
−3.0i^+3.2j^−0.9k^
c
−0.30i^+0.32j^−0.09k^
d
−30i^+32j^−9k^
answer is D.
(Unlock A.I Detailed Solution for FREE)
Detailed Solution
F→=qV→×B→F→×10−9=10−62i^+3j^+4k^×5i^+3j^−6k^×10−3F→=ijk23453−6×10−9=−30i^+32j^−9k^×10−9
Watch 3-min video & get full concept clarity