Question

The distances of two plannets from the sun are 10¹³ and
10¹²m respectively. The ratio of time periods of these two
(CBSE 1988)
planets is:
(a)1/in root 10
(b) 100
(c) 10 in root 10
(d) in root 10​

Answer 1

Explanation:

✳Answer✳

✳↕️↕️↕️✳

✳(c) 10 is root 10✳