Day 588: JEE Mains Physics

1. A.
   $- 2 \times 10^{- 2}\ ^{\circ}C^{- 1}$
2. B.
   $- 1.5 \times 10^{- 2}\ ^{\circ}C^{- 1}$
3. C.
   $- 1 \times 10^{- 2}\ ^{\circ}C^{- 1}$
4. D.
   $- 2.5 \times 10^{- 2}\ ^{\circ}C^{- 1}$

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1. A.
   Both (A) and (R) are correct but (R) is not the correct explanation of (A)
2. B.
   (A) is correct but (R) is not correct
3. C.
   (A) is not correct but (R) is correct
4. D.
   Both (A) and (R) are correct and (R) is the correct explanation of (A)

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1. A.
   $2.3\text{ }s$
2. B.
   $0.46\text{ }s$
3. C.
   $1.3\text{ }s$
4. D.
   $0.92\text{ }s$

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1. A.
   hyperbola
2. B.
   parabola in the direction of motion of plane
3. C.
   straight line vertically down the plane
4. D.
   parabola in a direction opposite to the motion of plane

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1. A.
   $2{\text{ }F}_{0}\text{ }T/M$
2. B.
   $F_{0}\text{ }T/2M$
3. C.
   $4{\text{ }F}_{0}\text{ }T/3M$
4. D.
   $F_{0}\text{ }T/3M$

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