1
MHT CET 2024 11th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

The frequency of the third overtone of a pipe of length ' $L_{\mathrm{c}}$ ', closed at one end is same as the frequency of the sixth overtone of a pipe of length ' $L_0$ ', open at both ends. Then the ratio $\mathrm{L}_{\mathrm{c}}: \mathrm{L}_0$ is

A
$1: 4$
B
$1: 2$
C
$2: 1$
D
$4: 1$
2
MHT CET 2024 11th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

For the following digital logic circuit, the correct truth-table is

MHT CET 2024 11th May Evening Shift Physics - Semiconductor Devices and Logic Gates Question 57 English

A
Q
B
P
C
S
D
R
3
MHT CET 2024 11th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

The ratio of the velocity of sound in hydrogen gas $\left(\gamma=\frac{7}{5}\right)$ to that in helium gas $\left(\gamma=\frac{5}{3}\right)$ at the same temperature is

A
$1: 1$
B
$7: 3$
C
$21: 25$
D
$\sqrt{42}: 5$
4
MHT CET 2024 11th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Moment of inertia of a disc about an axis passing through its centre and perpendicular to its plane is 'I'. The ratio of moment of inertia about a parallel axis tangential to its rim to passing through a point midway between the centre and the rim is

A
$2: 1$
B
$3: 1$
C
$4:1$
D
$6: 1$
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