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A satellite is moving round the earth in...

A satellite is moving round the earth in a circular orbit. The following statements are given.
(`i`) It is moving with a constant velocity.
(`ii`) It suffers no acceleration.
(`iii`) its angular momentum w.r.t. the earth remains conserved.
(`iv`) Its distance from centre must be equal to `sqrt(2)` times of earth's radius.
The correct option is

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