Q116 / 180 · AIIMS 2003 · Physics

The difference in lengths of a mean solar day and a sidereal day is about

  • A
    $1 \mathrm{~min}$
  • Correct answer
    B
    $4 \mathrm{~min}$
  • C
    $15 \mathrm{~min}$
  • D
    $56 \mathrm{~min}$.

Solution

The sidereal day is about 4 min shorter than our normal solar 24-hour day, to be precise, the difference is $3 \mathrm{~min} 56$ seconds.

Hence, the correct answer is option: 'B'.

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