1
WB JEE 2016
MCQ (Single Correct Answer)
+1
-0.25
An electron enters an electric field having intensity $$E = 3\widehat i + 6\widehat j + 2\widehat k$$ Vm$$-$$1 and magnetic field having induction $$B = 2\widehat i + 3\widehat j$$ T with a velocity $$v = 2\widehat i + 3\widehat j$$ ms$$-$$1. The magnitude of the force acting on the electron is (Given, $$e = - 1.6 \times {10^{ - 19}}$$ C)
A
1.12 $$ \times $$ 10$$-$$18 N
B
5.16 $$ \times $$ 10$$-$$16 N
C
3.72 $$ \times $$ 10$$-$$17 N
D
4.41 $$ \times $$ 10$$-$$18 N
WB JEE Subjects