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

The escape velocity of a body on the earth surface is $$11.2 \mathrm{~km} / \mathrm{s}$$. If the same body is projected upward with velocity $$22.4 \mathrm{~km} / \mathrm{s}$$, the velocity of this body at infinite distance from the centre of the earth will be:

A
$$11.2 \sqrt{2} \mathrm{~km} / \mathrm{s}$$
B
Zero
C
$$11.2 \mathrm{~km} / \mathrm{s}$$
D
$$11.2 \sqrt{3} \mathrm{~km} / \mathrm{s}$$
2
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1
Change Language

A lens is made up of 3 different transparent media as shown in figure. A point object O is placed on its axis beyond $$2f$$. How many real images will be obtained on the other side?

NEET 2023 Manipur Physics - Geometrical Optics Question 7 English

A
2
B
1
C
No image will be formed
D
3
3
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1
Change Language

The diameter of a spherical bob, when measured with vernier callipers yielded the following values : $$3.33 \mathrm{~cm}, 3.32 \mathrm{~cm}, 3.34 \mathrm{~cm}, 3.33 \mathrm{~cm}$$ and $$3.32 \mathrm{~cm}$$. The mean diameter to appropriate significant figures is :

A
$$3.328 \mathrm{~cm}$$
B
$$3.3 \mathrm{~cm}$$
C
$$3.33 \mathrm{~cm}$$
D
$$3.32 \mathrm{~cm}$$
4
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1
Change Language

On the basis of electrical conductivity, which one of the following material has the smallest resistivity?

A
Germanium
B
Silver
C
Glass
D
Silicon
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