Class 7 science Practice Tests
Class 7 Science Online Tests
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The MCQ: A good permanent magnet should produce a high magnetic field with a; "Uses of Electromagnets" App Download (Free) with answers high mass, low mass, dense mass and thick mass to study online school courses. Solve electrical circuits and electric currents quiz questions, download Google eBook (Free Sample) for online classes.
MCQ 1: A good permanent magnet should produce a high magnetic field with a
MCQ 2: If someone carrying a knife or gun passes through a detector, it alters the rate of
MCQ 3: Another example of 'electromagnets' in trains is
MCQ 4: 'Earphones' are
MCQ 5: When small hammer is attracted by electromagnet, the bell
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