Question

the temperature of two bodies measured by a thermometer are t¹ =(10°±0.2) °C and t²=(30°±0.3)°c.Calculate the temperature difference and it's error​

Answer 1

The temperature difference is 30

Explanation:

Here, t

1

=20

o

C±0.5

o

C

t

2

=50

o

C±0.5

o

C

The temperature difference between the two bodies is

t=t

2

−t

1

,

=50

o

C−20

o

C=30

o

C

The error in temperature difference is given by

Δt=(Δt

1

+Δt

2

)=(0.5

o

C+0.5

o

C)=1

o

C

∴ The temperature difference is 30

o

C±1

o

C.