Why a negative sign put before -T2 -T1 - IN NEWTONS LAW OF COOLING

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Byju's Answer

Standard XII

Physics

2nd Law of Thermodynamics

why a negativ...

Question

why a negative sign put before (T₂-T₁ ) IN NEWTONS LAW OF COOLING

Open in App

Solution

Negative sign shows that change in temperature is negative which means substance is cooling down.

Suggest Corrections

Similar questions

Assuming Newton's law of cooling to be valid, the time taken by a body to cool from a temperature $T_{1}$ to a temperature $T_{2}$ in a room where the temperature is $T_{0}$ $(T_{0} < T_{2} < T_{1})$ is proportional to

Question 42

Fill in the blanks to make the statement true.

While multiplying a positive integer and a negative integer, we multiply them as ___ numbers and put a ___ sign before the product.

Q. A bucket full of hot water cools from

75^{\circ} C

70^{\circ} C

in time

t_{1}

, from

70^{\circ} C

65^{\circ} C

in time

t_{2}

and from

65^{\circ} C

60^{\circ} C

in time

t_{3}

, then

Question 59

Fill in the blanks to make the statement true.

When we divide a negative integer by a positive integer, we divide them as whole numbers and put a ___ sign before quotient.

Join BYJU'S Learning Program

why a negative sign put before (T2 -T1 ) IN NEWTONS LAW OF COOLING

Negative sign shows that change in temperature is negative which means substance is cooling down.

why a negative sign put before (T₂-T₁ ) IN NEWTONS LAW OF COOLING