EASY
Earn 100

Which of the following liquids is used in liquid thermometer?

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Important Questions on Heat Phenomena

HARD
A certain liquid has a melting point of -50°C and a boiling point of 150°C. A thermometer is designed with this liquid and its melting and boiling points are designated at 0°L and 100°L. The melting and boiling points of water on this scale are
 
EASY
The point on the pressure-temperature phase diagram where all the three phases co-exist is called
EASY
The temperature at which the centigrade thermometer and the kelvin thermometer gives the same reading, is 
EASY
Write down the body temperature of a healthy person.
MEDIUM
The temperature of a body rises by 1° C. What is the corresponding rise on the (a) Fahrenheit scale (b) Kelvin scale?
EASY
Write down the temperature of the lower fixed point, on the Fahrenheit scale.
EASY
The readings of a constant volume gas thermometer at 0°C and 100°C are 40 cm of mercury and 60 cm of mercury. If its reading at an unknown temperature is 100 cm of the mercury column, then the temperature is
MEDIUM
The triple points of neon and carbon dioxide are 24.57 K and 216.55 K respectively. Express these temperatures on the Celsius and Fahrenheit scales.
EASY

Convert the following as directed. 45 °F  into °C.

MEDIUM
How is the size of a degree defined on a Fahrenheit scale?
MEDIUM
The temperature rises by 18° F. What is the rise on the Celsius scale ?
MEDIUM
Convert 40° C to the (a) Fahrenheit scale (b) Kelvin Scale.
MEDIUM
What is the Fahrenheit scale of temperature?
EASY
What is the change in the temperature on Fahrenheit scale and on Kelvin scale, if an iron piece is heated from 30°C to 90°C?
EASY
On a hilly region, water boils at 95 °C. The temperature expressed in Fahrenheit scale is
EASY
Write down the temperature of upper fixed point, on the Fahrenheit scale.
MEDIUM

What is the temperature of the triple-point of water on an absolute scale whose unit interval size is equal to that of the Fahrenheit scale?

MEDIUM


Two absolute scales A and B have triple points of water defined to be 200 A and 350 B. What is the relation between TA and TB?

EASY

Convert the following as directed. 50°C into °F.