1
MHT CET 2024 10th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

When the string is stretched between two rigid supports, under certain tension and vibrated

A
antinodes at both ends and at least one node in between
B
Nodes at both ends and at least one antinode in between
C
Nodes at both ends and no antinode in between
D
antinodes at both ends and no node in between
2
MHT CET 2024 10th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Simple microscope is used to see the object first in blue light and then a red light. Due to the change from blue to red light, its magnifying power

A
decreases
B
increases
C
remains same
D
first increases and then decreases
3
MHT CET 2024 10th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

The inductive reactance of a coil is ' $R$ ' $\Omega$. If inductance of a coil is tripled and frequency of a.c supply is also tripled, then new inductive reactance will be

A
$\frac{\mathrm{R}}{9}$
B
$\frac{\mathrm{R}}{3}$
C
$\mathrm{3 R}$
D
$\mathrm{9 R}$
4
MHT CET 2024 10th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

A musical instrument X produces sound waves of frequency n and amplitude A. Another musical instrument $Y$ produces sound waves of frequency $\frac{n}{3}$. The waves produced by $x$ and $y$ have equal energies. The amplitude of waves produced by Y will be

A
3A
B
4A
C
2A
D
A
MHT CET Papers
EXAM MAP