Day 84: JEE Mains Physics

1. A.
   0.3
2. B.
   0.5
3. C.
   0.2
4. D.
   0.4

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1. A.
   Both $A$ and $R$ are true and $R$ is correct explanation $A$
2. B.
   $A$ is false but $R$ is true
3. C.
   Both A and R are true but R is NOT the correct explanation A
4. D.
   $A$ is true but $R$ is false

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1. A.
   $2\pi\sqrt{L/(gcos\alpha)}$
2. B.
   $2\pi\sqrt{L/(gsin\alpha)}$
3. C.
   $2\pi\sqrt{L/g}$
4. D.
   $2\pi\sqrt{L/(gtan\alpha)}$

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1. A.
   $r_{1} - r_{2}$
2. B.
   $\frac{r_{1}r_{2}}{r_{1} + r_{2}}$
3. C.
   $\frac{r_{1} + r_{2}}{2}$
4. D.
   $r_{2} - r_{1}$

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