from 75 degree C to 70 degree C in t2 minutes and from 70 degree C to 65 degree C in t3 minutes
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A body cools from 50 degree c to 49.9 degree c in 5 s. How long wil take to cool from 40 degree c to 39.9 degree c ? ( Assume the temperature of surrounding to be 30 degree c and Newton’s law of cooling to be valid )
26
Aug
A body cools from 50 degree c to 49.9 degree c in 5 s. How long wil take to cool from 40 degree c to 39.9 degree c ? ( Assume the temperature of surrounding to be 30 degree c and Newton’s law of cooling to be valid ) A beaker full of hot water [...]
A beaker full of hot water is kept in a room. If it cools from 80 degree C to 75 degree C in t1 minutes, from 75 degree C to 70 degree C in t2 minutes and from 70 degree C to 65 degree C in t3 minutes, then
26
Aug
A beaker full of hot water is kept in a room. If it cools from 80 degree C to 75 degree C in t1 minutes, from 75 degree C to 70 degree C in t2 minutes and from 70 degree C to 65 degree C in t3 minutes, then A beaker full of hot water [...]