MCQOPTIONS
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				| 1. | 
                                    Heat pipe is widely used nowadays because _________ | 
                            
| A. | It acts as an insulator | 
| B. | It acts as conductor and insulator | 
| C. | It acts as a superconductor | 
| D. | It acts as a fin | 
| Answer» D. It acts as a fin | |