1
MHT CET 2023 12th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

A gas at normal temperature is suddenly compressed to one-fourth of its original volume. If $$\frac{\mathrm{C}_{\mathrm{p}}}{\mathrm{C}_{\mathrm{v}}}=\gamma=1.5$$, then the increase in its temperature is

A
273 K
B
373 K
C
473 K
D
573 K
2
MHT CET 2023 12th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

When light of wavelength $$\lambda$$ is incident on a photosensitive surface the stopping potential is '$$\mathrm{V}$$'. When light of wavelength $$3 \lambda$$ is incident on same surface the stopping potential is $$\frac{\mathrm{V}}{6}$$. Then the threshold wavelength for the surface is

A
$$2 \lambda$$
B
$$3 \lambda$$
C
$$4 \lambda$$
D
$$5 \lambda$$
3
MHT CET 2023 12th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

One of the necessary condition for total internal reflection to take place is

( $$\mathrm{i}=$$ angle of incidence, $$\mathrm{i}_{\mathrm{c}}=$$ critical angle)

A
$$\mathrm{i}<\mathrm{i}_{\mathrm{c}}$$
B
$$\mathrm{i}=\mathrm{i}_{\mathrm{c}}$$
C
$$i=\frac{\pi^{\mathrm{e}}}{2}$$
D
$$i $$ > $$ i_c$$
4
MHT CET 2023 12th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

In the given circuit, if $$\frac{\mathrm{dI}}{\mathrm{dt}}=-1 \mathrm{~A} / \mathrm{s}$$ then the value of $$\left(V_A-V_B\right)$$ at this instance will be

MHT CET 2023 12th May Morning Shift Physics - Alternating Current Question 141 English

A
30 V
B
24 V
C
18 V
D
9 V
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