NEET 2020 Phase 1 | Electrostatics Question 21 | Physics

NEET 2020 Phase 1

MCQ (Single Correct Answer)

-1

A short electric dipole has a dipole moment of 16 $$ \times $$ 10^-9 Cm. The electric potential due to the dipole at a point at a distance of 0.6 m from the centre of the dipole, situated on a line making an angle of $$60^\circ $$ with the dipole axis is :

$$\left( {{1 \over {4\pi {\varepsilon _0}}} = 9 \times {{10}^9}N{m^2}/{C^2}} \right)$$

200 V

400 V

zero

50 V

NEET 2020 Phase 1

MCQ (Single Correct Answer)

-1

In a certain region of space with volume 0.2 m³, the electric potential is found to be 5 V throughout. The magnitude of electric field in this region is :

0.5 N/C

1 N/C

5 N/C

zero

NEET 2020 Phase 1

MCQ (Single Correct Answer)

-1

A spherical conductor of radius 10 cm has a charge of 3.2 $$ \times $$ 10^-7 C distributed uniformly. That is the magnetude of electric field at a point 15 cm from the centre of the sphere?
$$\left( {{1 \over {4\pi {\varepsilon _0}}} = 9 \times {{10}^9}N{m^2}/{c^2}} \right)$$

1.28 $$ \times $$ 10⁵ N/C

1.28 $$ \times $$ 10⁶ N/C

1.28 $$ \times $$ 10⁷ N/C

1.28 $$ \times $$ 10⁴ N/C

NEET 2019

MCQ (Single Correct Answer)

-1

A hollow metal sphere of radius R is uniformly charged. The electric field due to the sphere at a distance r from the centre :

zero as r increases for r < R, decreases as r increases for r > R

zero as r increases for r < R, increases as r increases for r > R.

decreases as r increases for r < R and for r > R.

increases as r increases for r < R and for r > R.

PREVIOUS NEXT

NEET Subjects

Biology

Botany

Zoology

Human Health and Diseases Body Fluids and Its Circulation Locomotion and Movement Neural Control and Coordination Reproduction in Organisms Reproductive Health Structural Organisation in Animals Digestion and Absorption Excretory Products and Their Elimination Chemical Coordination and Integration Human Reproduction Animal Kingdom Breathing and Exchange of Gases Evolution