Day 548: JEE Mains Physics

1. A.
   $\frac{2mc\lambda^{2}}{h}$
2. B.
   $\frac{2h}{mc}$
3. C.
   $\frac{h}{mc}$
4. D.
   None

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1. A.
   $v_{1}^{2} - v_{2}^{2} = \frac{2\text{ }h}{\text{ }m}\left\lbrack f_{1} - f_{2} \right\rbrack$
2. B.
   $v_{1}^{2} + v_{2}^{2} = \frac{2h}{m}\left\lbrack f_{1} + f_{2} \right\rbrack$
3. C.
   $v_{1} + v_{2} = \left\lbrack \frac{2h}{m}\left( f_{1} + f_{2} \right) \right\rbrack^{\frac{1}{2}}$
4. D.
   $v_{1} - v_{2} = \left\lbrack \frac{2\text{ }h}{\text{ }m}\left( f_{1} - f_{2} \right) \right\rbrack^{1/2}$

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1. A.
   $\frac{p_{0}}{aeR}$
2. B.
   $\frac{ap_{0}}{eR}$
3. C.
   infinity
4. D.
   $0^{\circ}C$

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