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

The amount of elastic potential energy per unit volume (in SI unit) of a steel wire of length $$100 \mathrm{~cm}$$ to stretch it by $$1 \mathrm{~mm}$$ is (if Young's modulus of the wire $$=2.0 \times 10^{11} \mathrm{Nm}^{-2}$$ ) :

A
$$10^{11}$$
B
$$10^{17}$$
C
$$10^7$$
D
$$10^5$$
2
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1
Change Language

The $$4^{\text {th }}$$ overtone of a closed organ pipe is same as that of $$3^{\text {rd }}$$ overtone of an open pipe. The ratio of the length of the closed pipe to the length of the open pipe is :

A
8 : 9
B
9 : 7
C
9 : 8
D
7 : 9
3
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1
Change Language

A long straight wire of length $$2 \mathrm{~m}$$ and mass $$250 \mathrm{~g}$$ is suspended horizontally in a uniform horizontal magnetic field of $$0.7 \mathrm{~T}$$. The amount of current flowing through the wire will be $$\left(\mathrm{g}=9.8 \mathrm{~ms}^{-2}\right)$$ :

A
2.45 A
B
2.25 A
C
2.75 A
D
1.75 A
4
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1
Change Language

According to Gauss law of electrostatics, electric flux through a closed surface depends on :

A
the area of the surface
B
the quantity of charges enclosed by the surface
C
the shape of the surface
D
the volume enclosed by the surface
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
CBSE
Class 12