A metallic ball and highly stretched spring are made of the same material and have the same mass. They are heated so that they melt, the latent heat required
A metallic ball and highly stretched spring are made of the same material and have the same mass. They are heated so that they melt, the latent heat required
- A
are the same for Both
- B
is greater for the ball
- C
is greater for the spring
- D
for the two may or may not be the same depending upon the metal
Similar Questions
A thermally insulted vessel contains $150\, g$ of water at $0\,^oC$. Then the air from the vessel is pumped out a adiabatically. A fraction of water turns into ice and the rest evaporates at $0\,^oC$ itself. The mass of evaporated water will be closes to ....... $g$ (Latent heat of vaporization of water $= 2.10 \times10^6\, Jkg^{-1}$ and Laten heat of Fusion of water $ = 3.36 \times10^5\,Jkg^{-1}$ )
A thermally insulted vessel contains $150\, g$ of water at $0\,^oC$. Then the air from the vessel is pumped out a adiabatically. A fraction of water turns into ice and the rest evaporates at $0\,^oC$ itself. The mass of evaporated water will be closes to ....... $g$ (Latent heat of vaporization of water $= 2.10 \times10^6\, Jkg^{-1}$ and Laten heat of Fusion of water $ = 3.36 \times10^5\,Jkg^{-1}$ )
- [JEE MAIN 2019]
The graph shown in the figure represent change in the temperature of $5 \,\,kg$ of a substance as it abosrbs heat at a constant rate of $42 \,\,kJ min^{-1}$. The latent heat of vapourazation of the substance is ......... $kJ \,kg^{-1}$
The graph shown in the figure represent change in the temperature of $5 \,\,kg$ of a substance as it abosrbs heat at a constant rate of $42 \,\,kJ min^{-1}$. The latent heat of vapourazation of the substance is ......... $kJ \,kg^{-1}$
The latent heat of vaporization of a substance is always
The latent heat of vaporization of a substance is always
The variation of density of water with temperature is represented by the
The variation of density of water with temperature is represented by the
Match the following according to conversion by heat :
Column $-I$
Column $-II$
$(a)$ Required heat to convert solid into gaseous.
$(i)$ Latent heat of fusion
$(b)$ Required heat to convert solid into liquid.
$(ii)$ Latent heat of vaporization.
Match the following according to conversion by heat :
| Column $-I$ | Column $-II$ |
| $(a)$ Required heat to convert solid into gaseous. | $(i)$ Latent heat of fusion |
| $(b)$ Required heat to convert solid into liquid. | $(ii)$ Latent heat of vaporization. |