Day 246: MHT-CET Physics

1. A.
   $\dfrac{mglB}{R}$
2. B.
   $\dfrac{B^2l^2}{mgR}$
3. C.
   $\dfrac{mgR}{Bl}$
4. D.
   $\dfrac{mgR}{B^2l^2}$

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1. A.
   $\frac{L^{2}B}{4\pi}$
2. B.
   $\ \frac{L^{2}IB}{4\pi}$
3. C.
   $\frac{L^{2}{\text{ }B}^{2}}{2}$
4. D.
   $\frac{L^{2}IB}{2}$

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1. A.
   $\frac{\alpha}{\beta}$
2. B.
   $\frac{\alpha^{2}}{\beta}$
3. C.
   $\frac{\alpha^{2}}{2\beta}$
4. D.
   $\frac{\alpha}{2\beta}$

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1. A.
   $\ T_{1}$ is increased or $T_{2}$ is decreased
2. B.
   $T_{1}$ is increased by 144
3. C.
   $\ T_{2}$ is decreased by 144
4. D.
   $T_{1}$ is decreased or $T_{2}$ is increased

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1. A.
   0.1 s
2. B.
   0.12 s
3. C.
   0.14 s
4. D.
   0.16 s

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