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

Two uniform strings A and B made of steel are made to vibrate under the same tension. If first overtone of A is equal to the second overtone of $B$ and if the radius of $A$ is twice that of $B$, the ratio of the length of string $B$ to that of $A$ is

A
$1: 2$
B
$4: 3$
C
$2: 3$
D
$3: 1$
2
MHT CET 2024 16th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

A string is under tension of 180 N and mass per unit length $2 \times 10^{-3} \mathrm{Kg} / \mathrm{m}$. It produces two consecutive resonant frequencies with a tuning fork, which are 375 Hz and 450 Hz . The mass of the string is

A
1 gram
B
2 gram
C
3 gram
D
4 gram
3
MHT CET 2024 16th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

How many times more intense is a 60 dB sound that a 30 dB sound?

A
2
B
4
C
1000
D
10000
4
MHT CET 2024 15th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

The end correction for the vibrations of air column in a tube of circular cross-section will be more if the tube is

A
reduced in length.
B
increased in length.
C
made thinner.
D
widened.
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