1
AP EAPCET 2024 - 18th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
When 403 of heat is absorbed by a monoatomic gas the increase in the internal energy of the gas is
A
12 J
B
16 J
C
24 J
D
$32 . \mathrm{J}$
2
AP EAPCET 2024 - 18th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
In a Carnot engine, the absolute temperature of the source is $25 \%$ more than the absolute temperature of the sink. The efficiency of the engine is
A
$10 \%$
B
$50 \%$
C
$25 \%$
D
205
3
AP EAPCET 2024 - 18th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
The molar specific heat capacity of a diatomic gas at constant pressure is $C$. The molar specific heat capadtr of a monoatomic gas at constant volume is
A
$\frac{2 C}{7}$
B
$\frac{3 C}{7}$
C
$\frac{C}{7}$
D
$\frac{4 C}{7}$
4
AP EAPCET 2024 - 18th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
Two stretched strings $A$ and $B$ when vibrated together produce 4 beats per second. If the tension applied to the string $A$ increased. The number of beats produced per second is increased to 7. If the frequency of string $B$ is 480 Hz initially, the frequency of string $A$ is
A
473 Hz
B
476 Hz
C
484 Hz
D
487 Hz
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