If moon radius is 1600 km and g on its surface is 1.6 ms-2 then the escape velocity on the moon is ___________________? August 30, 2021March 19, 2019 by admin If moon radius is 1600 km and g on its surface is 1.6 ms-2 then the escape velocity on the moon is ___________________? A. 1600 ms-1B. 50.6 ms-1 C. 71.6 ms-1 D. 2263ms-1