A unit length is chosen such that the speed of light in vaccum is unity. What is the distance between the Sun and the Earth in terms of new unit, if light takes 8 minutes and 20 sec to cover the distance?

400 units

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500 units

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600 units

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700 units

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Solution

The correct option is B 500 units
Distance between earth and sun = speed of light $\times$ Time taken by light to cover the distance
In new unit, speed of light = 1
Time= 8 min 20 sec = 500 sec
Distance = 1×500 = 500 units

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Q. A unit length is chosen such that the speed of light in vaccum is unity. What is the distance between the Sun and the Earth in terms of new unit, if light takes 8 minutes and 20 sec to cover the distance?

Q. A new unit of length is chosen such that the speed of light in vacuum is unity. What is the distance between the sun and the earth in terms of the new unit if light takes 8 min and 20 sec to cover this distance?

Q. A new unit length is chosen such that the speed of ligth in vaccum is unity. What is the distance between the Sun and Earth in terms of the new unit if light takes

8

min and

20 s

to cover this distance?

A new unit of length is chosen such that the speed of light in vacuum is unity. What is the distance between the Sun and the Earth in terms of the new unit if light takes 8 min and 20 s to cover this distance?

a new unit of lenght is selected in such a way that the speed of lght in vacuum is unity. calculate the distance between sun and earth in this new unite of time if light from sun takes 500 sec to reach the earth

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A unit length is chosen such that the speed of light in vaccum is unity. What is the distance between the Sun and the Earth in terms of new unit, if light takes 8 minutes and 20 sec to cover the distance?

The correct option is B 500 unitsDistance between earth and sun = speed of light × Time taken by light to cover the distance In new unit, speed of light = 1 Time= 8 min 20 sec = 500 sec Distance = 1×500 = 500 units

The correct option is B 500 units
Distance between earth and sun = speed of light $\times$ Time taken by light to cover the distance
In new unit, speed of light = 1
Time= 8 min 20 sec = 500 sec
Distance = 1×500 = 500 units