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A balloon of mass M is ascending with an acceleration a. What fraction of its mass should be dropped so that it starts m…

Q1

A balloon of mass M is ascending with an acceleration a. What fraction of its mass should be dropped so that it starts moving upward with an acceleration of 3 a ?

(Shift - II Memory Based)

a

\(\frac{2 a}{g+3 a}\)

b

\(\frac{a}{g+2 a}\)

c

\(\frac{2 a M}{g+3 a}\)

d

\(\frac{a M}{g+2 a}\)

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