Which of the curves in figure represents the relation between Celsius and Fahrenheit temperatures
$1$
$2$
$3$
$4$
A solid material is supplied with heat at a constant rate. The temperature of material is changing with heat input as shown in the figure. What does slope $DE$ represent.
A closed bottle containing water at $30°C$ is carried to the moon in a space-ship. If it is placed on the surface of the moon, what will happen to the water as soon as the lid is opened
A block of ice at $-12^{\circ} C$ is slowly heated and converted into steam at $100^{\circ} C$. Which of the following curves best represents the event?
Match the followings :
Column $-I$ | Column $-II$ |
$(a)$ Combined existence of liquid-gaseous state of substance. | $(i)$ Sublimation curve |
$(b)$ Combined existence of solid-gaseous state of substance. | $(ii)$ Fusion curve |
$(iii)$ Vaporization curve |
A closed bottle containing water at $30^{\circ} C$ is open on the surface of the moon. Then,