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Q. |
Which of the following metal has a melting point of about 420oC and latent heat of fusion 26.3 cal/g? |
A. | nickel |
B. | copper |
C. | zinc |
D. | iron |
Answer» C. zinc | |
Explanation: zinc is the metal having a melting point of about 420oc and latent heat of fusion of 26.3 cal/g. it has a mean specific heat of 0.101 cal/goc and heat required for melting 1 kg of zinc is 285 kj. |
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