A particle having charge q and mass m is projected with velocity V-2- - 3- in a uniform electric field E-E0 - Change in momentum -P- during any time interval t is given by-

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Standard XII

Physics

Finding Average Velocity

A particle ha...

Question

A particle having charge q and mass m is projected with velocity $\to V = 2^i - 3^j$ in a uniform electric field $\to E = E_{0}^j$ . Change in momentum $| Δ \to P |$ during any time interval t is given by:

\sqrt{13} m

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q E_{0} t

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\frac{q E_{0} t}{m}

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Zero.

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Solution

The correct option is A $q E_{0} t$
Force is acting on particle in y direction , magnitude of force is $q E_{o}$
Magnitude of change in momentum is $| Δ P | = | F | t = q E_{o} t$

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A particle having charge q and mass m is projected with velocity →V=2^i−3^j in a uniform electric field →E=E0^j. Change in momentum |Δ→P| during any time interval t is given by:

The correct option is A qE0tForce is acting on particle in y direction , magnitude of force is qEoMagnitude of change in momentum is |ΔP|=|F|t=qEot

A particle having charge q and mass m is projected with velocity $\to V = 2^i - 3^j$ in a uniform electric field $\to E = E_{0}^j$ . Change in momentum $| Δ \to P |$ during any time interval t is given by:

The correct option is A $q E_{0} t$
Force is acting on particle in y direction , magnitude of force is $q E_{o}$
Magnitude of change in momentum is $| Δ P | = | F | t = q E_{o} t$