A pan filled with hot food cools from 50.1 °C to 49.9 °C in 5 sec. How long will it take to cool from 40.1 °C to 39.9°C if room temperature is 30°C ?

A pan filled with hot food cools from 50 °C to 49.9 °C in 5 s. If it cools from 40 °C to 3 9.9 °C in 10 s, then room temperature is

A pan filled with hot food cools from 50 °C to 49.9 °C in 5 s. If it cools from 40 °C to 3 9.9 °C in 10 s, then room temperature is

A body cools from 62^@ C to 50^@C in 10 minutes. How long will it take to cool to 42^@C , if room temperature is 26^@C ?

A body cools from 50^@C to 49.9^@C in 5 s. How long will it take to cool from 40^@C to 39.9^@C ? [Assume the temperature of surroundings to be 30^@C and Newton's law of cooling to be valid]

A body cools from 50^@C to 49.9^@C in 5 s. How long will it take to cool from 40^@C to 39.9^@C ? Assume the temperature of surroundings to be 30^@C and Newton's law of cooling to be valid:

A body cools from 61^0 C to 59^0 C in T_0 . How much time it would take to cool from 51^0C to 49^0 C . If room temperature is 30^0 C

A body cools from 90^@C to 80^@C in 2 minutes. How long will it take to cool from 70^@C to 50^@C if temperature of surroundings is 16^@C ?

A body cools from 50^@C to 49^@C in 5 s. How long will it take to cool from 40^@C to 39.5^@C ? Assume the temperature of surroundings to be 30^@C and Newton's law of cooling to be valid:

A body cool from 50.0^(@) C to 39.9^(@) C in 5 s . How long will it take to cool from 40.0^(@) C to 39.9^(@) C ? Assume the temperature of surroundings to be 30^(@) C and Newton's law of cooling to be valid