Day 301: MHT-CET Physics

1. A.
   $\left(\frac{\rho_B}{\rho_A}\right)^{2/3}$
2. B.
   $\left(\frac{\rho_A}{\rho_B}\right)^{2/3}$
3. C.
   $\frac{\rho_A}{\rho_B}$
4. D.
   $\frac{\rho_B}{\rho_A}$

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1. A.
   $\frac{5}{2}\ \text{V}/\mu\text{m}$ and in the $-ve$ x-direction
2. B.
   $\frac{5}{2}\ \text{V}/\mu\text{m}$ and in the $+ve$ x-direction
3. C.
   $\frac{10}{9}\ \text{V}/\mu\text{m}$ and in the $-ve$ x-direction
4. D.
   $\frac{10}{9}\ \text{V}/\mu\text{m}$ and in the $+ve$ x-direction

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1. A.
   zero, one
2. B.
   one, zero
3. C.
   zero, zero
4. D.
   one, one

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1. A.
   no change in diffraction pattern.
2. B.
   diffraction bands become narrow and crowded together.
3. C.
   diffraction bands become broader and farther apart.
4. D.
   bands disappear.

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1. A.
   $\frac{7}{29}$
2. B.
   $\frac{9}{31}$
3. C.
   $\frac{5}{27}$
4. D.
   $\frac{3}{23}$

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