Day 403: JEE Mains Physics

1. A.
   1.2
2. B.
   1.4
3. C.
   1.5
4. D.
   1.8

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1. A.
   $\frac{1}{2\pi}\sqrt{\frac{x_{2} - x_{1}}{\left( v_{1} - v_{2} \right)}}$
2. B.
   $2\pi\sqrt{\frac{\left( x_{1}^{2} + x_{2}^{2} \right)}{\left( v_{2}^{2} + v_{1}^{2} \right)}}$
3. C.
   $2\pi\sqrt{\frac{\left( x_{2}^{2} - x_{1}^{2} \right)}{\left( v_{1}^{2} - v_{2}^{2} \right)}}$
4. D.
   $2\pi\sqrt{\frac{\left( x_{1}x_{2} - x_{1}^{2} \right)}{\left( v_{1}v_{2} - v_{1}^{2} \right)}}$

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1. A.
   B and E only
2. B.
   A and E only
3. C.
   C and D only
4. D.
   B and D only

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