A particle having charge 10⁻⁹ C moving in x - y plane in fields of 0.4 j N/C and 4×10⁻³ k T experiences a force of (4 i+2 j)×10⁻¹⁰ N. The velocity of the particle at that instant is _ _ _ m/s.

Magnetic Effects of Current and Magnetism: JEE Main 2026 Physics question

JEE Main 2026 · 2 Apr, Evening shift · Q29

JEE Main 20262 Apr, Evening shiftPhysicsMediumMagnetic Effects of Current and Magnetism165× since 2002

A particle having charge

10^{-9}

C moving in

x

y

plane in fields of

0.4\hat j

N/C and

4\times10^{-3}\hat k

T experiences a force of

(4\hat i+2\hat j)\times10^{-10}

N. The velocity of the particle at that instant is ______ m/s.