Higher Only
Figure 1
Complete the following sentences using words from the box.
Each word can be used once, more than once or not at all.
cobalt | direct | input |
secondary | output | primary |
nickel | iron | alternating |
Part W labels the input .............................. current.
Part X is the .............................. coil.
Part Y is the .............................. coil.
Part Z is made from .............................. .
Higher Only
Higher Only
Compare the voltage in each coil of the transformer in the diagram in part (a).
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