Advertisements
Advertisements
प्रश्न
Convert the following temperature into Fahrenheit scale:
-400C
Advertisements
उत्तर
40oC
-40/100 = (F - 32) /180
F = -4 X 18 + 32
= 40oF
APPEARS IN
संबंधित प्रश्न
State the temperature of ice point on the Celsius scale.
What is the Kelvin scale of temperature?
The temperature rises by 18°F. What is the rise on the Celsius scale?
A bridge is made from 20 m long iron rods. At temperature 18∘C, the distance between two rods in 0.4 cm. Up to what temperature will the bridge be in good shape?
Explain the following:
Why is the cooling in a refrigerator kept near the top?
The following figure shows a rectangular box with two tubes P and Q at the top. A burning candle R is placed under the tube P. The candle burns brightly.

Explain:
(i) How is the air in the box circulating?
(ii) What will happen if the opening Q is closed?
Analogy
Heat : Joule :: Temperature : _____
______ is the degree of hotness or coldness of a body.
Explain the following effects of heat.
Change in temperature
