1
AP EAPCET 2024 - 23th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
The ratio of the molar specific heat capacities of monoatomic and diatomic gases at constant pressure is
A
$1: 7$
B
$5: 7$
C
$3: 7$
D
$2: 7$
2
AP EAPCET 2024 - 23th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
The frequency of fifth harmonic of a closed organ pipe is equal to the frequency of third harmonic of an open organ pipe. If the length of the open pipe is 72 cm , then length of the closed organ pipe is
A
60 cm
B
45 cm
C
30 cm
D
75 cm
3
AP EAPCET 2024 - 23th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
When a convex lens is immersed in two different liquids of refractive indices 1.25 and 1.5 , the ratio of the focal lengths of the lens is $5: 16$. The refractive index of the material of the lens is
A
1.55
B
1.5
C
1.65
D
1.6
4
AP EAPCET 2024 - 23th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
Two light waves of intensities $I$ and $2 I$ superimpose on each other. If the path difference between the light waves reaching a point is $12.5 \%$ of the wavelength of the light, then the resultant intensity at the point, is (Both the light waves have same wavelength)
A
1
B
91
C
31
D
51
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