1
NEET 2023
MCQ (Single Correct Answer)
+4
-1
Change Language

If $$\oint_\limits{s} \vec{E} \cdot \overrightarrow{d S}=0$$ over a surface, then:

A
the magnitude of electric field on the surface is constant.
B
all the charges must necessarily be inside the surface.
C
the electric field inside the surface is necessarily uniform.
D
the number of flux lines entering the surface must be equal to the number of flux lines leaving it.
2
NEET 2023
MCQ (Single Correct Answer)
+4
-1
Change Language

A football player is moving southward and suddenly turns eastward with the same speed to avoid an opponent. The force that acts on the player while turning is :

A
along northward
B
along north-east
C
along south-west
D
along eastward
3
NEET 2023
MCQ (Single Correct Answer)
+4
-1
Change Language

Let a wire be suspended from the ceiling (rigid support) and stretched by a weight $$W$$ attached at its free end. The longitudinal stress at any point of cross-sectional area $$A$$ of the wire is :

A
$$W / A$$
B
$$W / 2 A$$
C
Zero
D
$$2 W / A$$
4
NEET 2023
MCQ (Single Correct Answer)
+4
-1
Change Language

The angular acceleration of a body, moving along the circumference of a circle, is :

A
along the radius towards the centre
B
along the tangent to its position
C
along the axis of rotation
D
along the radius, away from centre
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12