CAPE Physics Unit 2 · 2009 · Paper 1 · Question Q14
Item 14 refers to the following diagram. The iron core of a transformer is laminated because
- (A)it can be more easily magnitized and demagnitized
- (B)it increases the magnetic flux of the core
- (C)it increases the surface area and the induced e.m.f
- (D)it minimizes the circulation of induced currents
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