The magnetic force acting on charged particle of charge $2\,\mu C$ in magnetic field of $2\, T$ acting in $y-$ direction , when the particle velocity is $\left( {2\hat i + 3\hat j} \right) \times {10^6}\,m{s^{ - 1}}$ is
  • A$8\, N$ in $z-$ direction
  • B$8\, N$ in $y-$ direction
  • C$4\, N$ in $y-$ direction
  • D$4\, N$ in $z-$ direction
AIEEE 2012, Medium
art

Download our app
and get started for free

Experience the future of education. Simply download our apps or reach out to us for more information. Let's shape the future of learning together!No signup needed.*

Similar Questions

  • 1
    An electron with energy $880 \,eV$ enters a uniform magnetic field of induction $2.5 \times 10^{-3}\,T$. The radius of path of the circle will approximately be :
    View Solution
  • 2
    The correct curve between the magnetic induction $(b)$ along the axis of a long solenoid due to current flow $ i$ in it and distance $x$ from one end is
    View Solution
  • 3
    A rod of length $l$ having uniformly distributed charge $Q$ is rotated about one end with constant frequency $'f'.$ Its magnetic moment
    View Solution
  • 4
    A magnetic needle suspended parallel to a magnetic field requires $\sqrt 3\,J $ of work to turn it through $60^o$. The torque needed to maintain the needle in this position will be
    View Solution
  • 5
    An electron having mass $m$ and kinetic energy $K$ enter in uniform magnetic field $B$ perpendicularly, then its frequency will be
    View Solution
  • 6
    A homogeneous electric field $E$ and a uniform magnetic field $\mathop B\limits^ \to $ are pointing in the same direction. A proton is projected with its velocity parallel to $\mathop E\limits^ \to $. It will
    View Solution
  • 7
    Net magnetic field at the centre of the circle $O$ due to a current carrying loop as shown in figure is $(\theta < 180^o)$
    View Solution
  • 8
    Which of the following graphs shows the variation of magnetic induction $B$ with distance $r$ from a long wire carrying current
    View Solution
  • 9
    An infinitely long hollow conducting cylinder with radius $R$ carries a uniform current along its surface. Choose the correct representation of magnetic field $(B)$ as a function of radial distance $(r)$ from the axis of cylinder
    View Solution
  • 10
    Consider the magnetic field produced by a finitely long current carrying wire.
    View Solution