A body at 50^(@)C cools in a surroundings maintained at 30^(@)C. The temperature at which the rate of cooling is half that of the beginning is

A body at 50^(@)C cools in a surroundings maintained at 30^(@)C. The t

1.	A body at 50^(@)C cools in a surroundings maintained at 30^(@)C. The temperature at which the rate of cooling is half that of the beginning is
Answer» `16.3^(0)C` `26.3^(0)C` `40^(0)C` `46.3^(0)C` ANSWER :C