NEET Physics Electrostatic Charges and Fields Motion Of A Charged Particle In Uniform Eletric Field MCQs

A proton and an alpha particle, both initially at rest, are accelerated through the same potential difference $V$. If the proton acquires a velocity $v_p$, what is the velocity of the alpha particle?

An electron enters a uniform electric field $E$ with an initial velocity $v_0$ perpendicular to the field. What is the trajectory of the electron?

Two identical charged particles are projected into a uniform electric field. Particle A is projected at an angle $heta$ with the field, while particle B is projected perpendicular to the field. If both have the same initial kinetic energy, which particle will have a greater range along the direction of the field?

A charged particle of mass $m$ and charge $q$ enters a region of uniform electric field $E$ with a velocity $v$ perpendicular to the field. The time taken by the particle to traverse a distance $d$ along the field direction is:

A proton and an electron are released from rest in a uniform electric field. Which particle will experience a greater magnitude of acceleration?

A charged particle is projected with a velocity $v$ at an angle $heta$ to a uniform electric field $E$. If the particle's velocity becomes perpendicular to the field after time $t$, then what is the initial velocity component perpendicular to the field?

A proton and an alpha particle are projected with the same kinetic energy into a uniform electric field perpendicular to their initial velocities. The ratio of the radii of their parabolic paths will be:

An electron enters a uniform electric field $E = 5 imes 10^3$ N/C between two parallel plates with a velocity $v = 2 imes 10^6$ m/s parallel to the plates. The distance between the plates is 1 cm. What is the vertical deflection of the electron as it emerges from the field?

A charged particle is projected into a uniform electric field with an initial velocity perpendicular to the field. Which of the following quantities remains constant during its motion?

Two identical charged particles are projected into a uniform electric field. Particle A is projected with velocity $v$ perpendicular to the field, while particle B is projected with velocity $2v$ at an angle of $30^\circ$ to the field. Which particle experiences a larger force due to the electric field?