Day 178: MHT-CET Physics

1. A.
   $2E_1 = E_2$
2. B.
   $E_1 = E_2$
3. C.
   $E_1 = 2E_2$
4. D.
   $E_1 = 4E_2$

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1. A.
   $5$ m/s, $\sqrt{5}$ m/s
2. B.
   $10$ m/s, $3.2$ m/s
3. C.
   $7.5$ m/s, $2.5$ m/s
4. D.
   $2$ m/s, $5$ m/s

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1. A.
   $9$ N-s
2. B.
   zero
3. C.
   $0.9$ N-s
4. D.
   $1.8$ N-s

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1. A.
   $\left(\dfrac{2H}{g}\right)^{\frac{1}{2}}$
2. B.
   $\dfrac{2(2H\sin\theta)^{\frac{1}{2}}}{g}$
3. C.
   $2\left(\dfrac{2H}{g}\right)^{\frac{1}{2}}$
4. D.
   $\dfrac{(2H\sin\theta)^{\frac{1}{2}}}{g}$

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1. A.
   $2423$ J
2. B.
   $2089$ J
3. C.
   $167$ J
4. D.
   $2256$ J

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