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Unformatted text preview: b. equal number of atoms with opposite magnetic moment are present c. unequal number electrons with opposite spins are present in d shell (c ) 7. Thermosetting polymers are a. polymerize at higher temperature and can not be recycled b. polymerize but can be recycled c. polymers that show nonlinear elastic behavior (a ) 8. Electrical Transformers that convert high voltage to low voltage use a. paramagnetic materials b. diamgentic materials c. ferromagnetic materials . ................ (c) 9. For applications of magnetic materials, choose the correct answer a. soft magnets magnetic crane ( b) b. hard magnetics transformers (a ) 10. With increasing branching and cross-linking, the modulus of the polymer a. decreases less with increasing temperature b. softening is observed with increasing temperature c. viscosity at any temperature decreases (a ) 11. Bonus: If we have to redo the course, how would you like to do for the benefit of next batch:...
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- Spring '08