KCET 2019 | Electrostatics Question 24 | Physics

A particle of mass $$m$$ and charge $$q$$ is placed at rest in uniform electric field $$E$$ and then released. The kinetic energy attained by the particle after moving a distance $$y$$ is

$$q E y^2$$

$$q E^2 y$$

$$q E y$$

$$q^2 E y$$

KCET 2019

MCQ (Single Correct Answer)

-0

An electric dipole is kept in non-uniform electric field. It generally experiences

a force and torque

a force but not a torque

a torque but not a force

neither a force nor a torque

KCET 2019

MCQ (Single Correct Answer)

-0

The figure gives the electric potential $$V$$ as a function of distance through four regions on $$x$$-axis. Which of the following is true for the magnitude of the electric field $$E$$ in these regions?

KCET 2019 Physics - Electrostatics Question 1 English

$$E_A>E_B>E_C>E_D$$

$$E_A=E_C$$ and $$E_B< E_D$$

$$E_B=E_D$$ and $$E_A < E_C$$

$$E_A < E_B< E_C < E_D$$

KCET 2019

MCQ (Single Correct Answer)

-0

A system of two charges separated by a certain distance apart stores electrical potential energy. If the distance between them is increased, the potential energy of the system

increases in any case

decreases in any case

may increase or decrease

remains the same

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