1
MHT CET 2022 11th August Evening Shift
MCQ (Single Correct Answer)
+1
-0

The excess pressure inside a soap bubble of radius $$2 \mathrm{~cm}$$ is 50 dyne/cm$$^2$$. The surface tension is

A
50 dyne/cm
B
60 dyne/cm
C
75 dyne/cm
D
25 dyne/cm
2
MHT CET 2022 11th August Evening Shift
MCQ (Single Correct Answer)
+1
-0

Two bodies of masses '$$\mathrm{m}$$' and '$$3 \mathrm{~m}$$' are rotating in horizontal speed of the body of mass '$$m$$' is $$n$$ times that of the value of heavier body; while the centripetal force is same for both. The value of $$n$$ is

A
3
B
1
C
9
D
6
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