1
NEET 2024
MCQ (Single Correct Answer)
+4
-1
Change Language

An unpolarised light beam strikes a glass surface at Brewster's angle. Then

A
The reflected light will be partially polarised.
B
The refracted light will be completely polarised.
C
Both the reflected and refracted light will be completely polarised.
D
The reflected light will be completely polarised but the refracted light will be partially polarised.
2
NEET 2024
MCQ (Single Correct Answer)
+4
-1
Change Language

Match List I with List II

List I
(Material)
List II
(Susceptibility ($$\chi))
A. Diamagnetic I. $$\chi=0$$
B. Ferromagnetic II. $$0 > \chi \ge -1$$
C. Paramagnetic III. $$\chi >> 1$$
D. Non-magnetic IV. $$0 < \chi < \varepsilon$$ (a small positive number)

Choose the correct answer from the options given below.

A
A-II, B-III, C-IV, D-I
B
A-II, B-I, C-III, D-IV
C
A-III, B-II, C-I, D-IV
D
A-IV, B-III, C-II, D-I
3
NEET 2024
MCQ (Single Correct Answer)
+4
-1
Change Language

Two bodies $$A$$ and $$B$$ of same mass undergo completely inelastic one dimensional collision. The body $$A$$ moves with velocity $$v_1$$ while body $$B$$ is at rest before collision. The velocity of the system after collision is $$v_2$$. The ratio $$v_1: v_2$$ is

A
$$1: 2$$
B
$$2: 1$$
C
$$4: 1$$
D
$$1: 4$$
4
NEET 2024
MCQ (Single Correct Answer)
+4
-1
Change Language

$$ { }_{82}^{290} X \xrightarrow{\alpha} Y \xrightarrow{e^{+}} Z \xrightarrow{\beta^{-}} P \xrightarrow{e^{-}} Q $$

In the nuclear emission stated above, the mass number and atomic number of the product $$Q$$ respectively, are

A
280, 81
B
286, 80
C
288, 82
D
286, 81
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