The radius of the nearly circular orbit of mercury is `5.8xx10^(10)` m and its orbital period is 88 days. If a hypothetical planet has an orbital period of 55 days, what is the radius of its circular orbit ?

The mean radius of the earth's orbit of mercury is 6xx10^(10)m . The mercury will revolve around the sun in nearly

Taking that earth revolves round the sun ina circular orbit of radius 15xx10^10 m, with a time period 1 yr the time taken by another planet , which is at a distance of 540 xx 10^10 m, to revolve rounnd the sun in circular orbit once , will be

The radius of the first electron orbit of a hydrogen atom is 5.3 xx 10^(-11) m. what is the radius of its second orbit ?

The time period of a satellite in a circular orbit of radius R is T. The radius of the orbit in which time period is 8 T is