1
MHT CET 2024 16th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A monoatomic ideal gas is heated at constant pressure. The percentage of total heat used in changing the internal energy is

A
$30 \%$
B
$40 \%$
C
$50 \%$
D
$60 \%$
2
MHT CET 2024 16th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A source and listener are both moving towards each other with speed $\frac{\mathrm{V}}{10}$. (where V is speed of sound) If the frequency of sound note emitted by the source is ' $n$ ', then the frequency heard by the listener would be nearly

A
1.1 n
B
1.22 n
C
n
D
1.27 n
3
MHT CET 2024 16th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

The ratio of the specific heats $\frac{C_p}{C_v}=\gamma$, in terms of degrees of freedom ( n ) is

A
$\left(1+\frac{1}{n}\right)$
B
$\left(1+\frac{2}{n}\right)$
C
$\left(1+\frac{\mathrm{n}}{3}\right)$
D
$\left(1+\frac{\mathrm{n}}{2}\right)$
4
MHT CET 2024 16th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

In a double slit experiment, the distance between slits is increased 10 times, whereas their distance from screen is halved, the fringe width

A
remain the same.
B
becomes $\frac{1}{10}$ times.
C
becomes $\frac{1}{20}$ times.
D
becomes $\frac{1}{90}$ times.
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