Electromagnetism questions | form four Physics
(5426) Question Category: Short answers Carefully study Figure 2 which shows a design for an electrical operation model for lifting metal objects. Briefly explain three things you can do so that a heavier iron metal block can be lifted. Answer / Solution UNSOLVED |
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(5431) Question Category: Short answers Electrical energy is distributed in all parts of Tanzania by the National grid system which transmits alternating current at a very high voltage. Explain why is it necessary to have a very high voltage? Answer / Solution UNSOLVED |
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(5432) Question Category: Short answers A generator producing a varying current from 0 to 10 A was allowed to flow in a coil of magnetic field. After a time interval the current was observed to be 4 A. Describe how back e.m.f. Was induced in a self-induction. Answer / Solution UNSOLVED |
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(5471) Question Category: Matching items Match the items in List A with responses in List B by writing the letter of the correct response beside the item number in the answer booklet provided.
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