In the adjoining figure if acceleration of $M$ with respect to ground is $a$, then
In the adjoining figure if acceleration of $M$ with respect to ground is $a$, then
- A
acceleration of $m$ with respect to $M$ is $2a$
- B
acceleration of $m$ with respect to ground is $2a \ sin (\alpha/2)$
- C
acceleration of $m$ with respect to ground is $a$
- D
acceleration of $m$ with respect to ground is $a\, tan \alpha$
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A man is slipping on a frictionless inclined plane and a bag falls down from the same height. Then the velocity of both is related as
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- [AIPMT 2000]
In the arrangement shown in figure, pulleys are massless and frictionless and threads are inextensible. The Block of mass $m_1$ will remain at rest, if
A balloon of mass $m$ is descending down with an acceleration $\frac{g}{2}$. How much mass should be removed from it so that it starts moving up with same acceleration?
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Find velocity of block ' $B$ ' at the instant shown in figure $........\,m/s$
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