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

A simple pendulum of length L has mass m and it oscillates freely with amplitude A. At extreme position, its potential energy is ( $\mathrm{g}=$ acceleration due to gravity)

A
$\frac{\mathrm{mgA}}{2 \mathrm{~L}}$
B
$\frac{\mathrm{mgA}^2}{\mathrm{~L}}$
C
$\frac{\mathrm{mgA}}{\mathrm{L}}$
D
$\frac{\mathrm{mgA}^2}{2 \mathrm{~L}}$
2
MHT CET 2024 15th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

If the work done in blowing a soap bubble of volume ' V ' is ' W ', then the work done in blowing a soap bubble of volume ' 2 V ' will be

A
W
B
2 W
C
$\mathrm{W} \sqrt{2}$
D
$\mathrm{W}(4)^{\frac{1}{3}}$
3
MHT CET 2024 15th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

A body of mass 1 kg starts from rest and moves with uniform acceleration. In 2 seconds, its velocity is $10 \mathrm{~m} / \mathrm{s}$. The power exerted on the body in one second is

A
20 W
B
25 W
C
50 W
D
100 W
4
MHT CET 2024 11th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

For a particle moving in vertical circle, the total energy at different positions along the path [The motion is under gravity]

A
may increase or decrease.
B
decreases.
C
is conserved.
D
increases.
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