McqMate
| Q. |
Which of the following metal has a melting point of about 660oC and latent heat of fusion 92.7 cal/g? |
| A. | aluminium |
| B. | lead |
| C. | magnesium |
| D. | tin |
| Answer» A. aluminium | |
| Explanation: iron is the metal having a melting point of about 660oc and latent heat of fusion of 92.7 cal/g. it has a mean specific heat of 0.237 cal/goc and heat required for melting 1 kg of iron is 1022 kj. | |
View all MCQs in
Manufacturing Technology 1No comments yet