Day 281: JEE Mains Physics

1. A.
   9.5 years
2. B.
   8.5 years
3. C.
   7.5 years
4. D.
   10.5 years

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1. A.
   Statement I is false but Statement II is true
2. B.
   Both Statement I and Statement II are false
3. C.
   Statement I is true but Statement II is false
4. D.
   Both Statement I and Statement II are true

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1. A.
   $1.47\sin\left( 49\pi t - 30^{\circ} \right)$
2. B.
   $1.47\sin\left( 49\pi t + 60^{\circ} \right)$
3. C.
   $23.1\sin\left( 49\pi t - 30^{\circ} \right)$
4. D.
   $23.1\sin\left( 49\pi t + 60^{\circ} \right)$

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1. A.
   $1:1$
2. B.
   $1:2$
3. C.
   $2:1$
4. D.
   $4:1$

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