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प्रश्न
Define - Astronomical unit.
एका वाक्यात उत्तर
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उत्तर
One astronomical unit is defined as the average distance between the earth and the sun.
1 AU = 1.496 5 106km = 1.496 × 1011m.
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Measuring Larger Distances
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संबंधित प्रश्न
Light year is the unit of ______.
Name the units used to measure the distance between celestial objects.
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Assertion (A): Light year and wavelength both measure distance
Reason (R): Both have dimensions of time.
