Day 236: JEE Mains Physics

1. A.
   $19.0{\text{ }ms}^{- 1}$
2. B.
   $4.47{\text{ }ms}^{- 1}$
3. C.
   $14.41{\text{ }ms}^{- 1}$
4. D.
   $1.00{\text{ }ms}^{- 1}$

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1. A.
   $100\%$
2. B.
   $200\%$
3. C.
   $300\%$
4. D.
   $400\%$

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1. A.
   $\frac{1}{25}R$
2. B.
   $\frac{1}{5}R$
3. C.
   $25R$
4. D.
   $5R$

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1. A.
   (A)-(I), (B)-(IV), (C)-(II), (D)-(III)
2. B.
   (A)-(IV), (B)-(I), (C)-(II), (D)-(III)
3. C.
   (A)-(IV), (B)-(II), (C)-(I), (D)-(III)
4. D.
   (A)-(IV), (B)-(I), (C)-(III), (D)-(II)

Tap an option to check your answer.

1. A.
   $\frac{x^{2}}{a^{2}}$
2. B.
   $\frac{a^{2}}{x^{2}}$
3. C.
   $\frac{x^{2}}{b^{2} - a^{2}}$
4. D.
   $\frac{b^{2} - a^{2}}{x^{2}}$

Tap an option to check your answer.