Day 579: JEE Mains Physics

1. A.
   $\frac{1}{2}\sin^{- 1}\left( \frac{5t^{2}}{4R} \right)$
2. B.
   $\frac{1}{2}\sin^{- 1}\left( \frac{4R}{5t^{2}} \right)$
3. C.
   $\tan^{- 1}\left( \frac{4t^{2}}{5R} \right)$
4. D.
   $\cot^{- 1}\left( \frac{R}{20t^{2}} \right)$

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1. A.
   $19.6\text{ }m$
2. B.
   $29.4\text{ }m$
3. C.
   $39.2\text{ }m$
4. D.
   $73.5\text{ }m$

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1. A.
   $Y = 0,\,1,\,0,\,1$ for $(A,B) = (0,0),\,(0,1),\,(1,0),\,(1,1)$
2. B.
   $Y = 1,\,1,\,0,\,1$ for $(A,B) = (0,0),\,(0,1),\,(1,0),\,(1,1)$
3. C.
   $Y = 1,\,1,\,0,\,0$ for $(A,B) = (0,0),\,(0,1),\,(1,0),\,(1,1)$
4. D.
   $Y = 0,\,0,\,0,\,1$ for $(A,B) = (0,0),\,(0,1),\,(1,0),\,(1,1)$

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1. A.
   2
2. B.
   3
3. C.
   5
4. D.
   4

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