Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES) Two metallic spheres `S_1` and `S_2` are made of the same material and have got identical surface finish. The mass of `S_1` is thrice that of `S_2`. Both the spheres are heated to the same high temperature and placed in the same room having lower, temperature but are thermally insulted from each other. The ratio of the initial rate of cooling of `S_1` to that of `S_2` is - Sarthaks eConnect

Two metallic spheres `S_1` and `S_2` are made of the same material and have got identical surface finish. The mass of `S_1` is thrice that of `S_2`. Both the spheres are heated to the same high temperature and placed in the same room having lower, temperature but are thermally insulted from each other. The ratio of the initial rate of cooling of `S_1` to that of `S_2` is

Two metallic spheres `S_1` and `S_2` are made of the same material and have got identical surface finish. The mass of `S_1` is thrice that of `S_2`. Both the spheres are heated to the same high temperature and placed in the same room having lower, temperature but are thermally insulted from each other. The ratio of the initial rate of cooling of `S_1` to that of `S_2` is

A.

`1/3`

B.

`1/sqrt3`

C.

`sqrt3/1`

D.

`(1/3)^(1/3)`