MCQs: "ELCB" switches off when current in the earth wire is greater than
Category: Science Mcqs, Published by: teswesm
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MCQs: If one bulb goes out in parallel circuit, the others will
Category: Science Mcqs, Published by: teswesm
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MCQs: Iron bar is pulled back to its original position by
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MCQs: A material which loses electrons, becomes
Category: Science Mcqs, Published by: teswesm
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MCQs: In DC motor, the coil between two carbon rods or other contacts to which electric current is fed, is called
Category: Science Mcqs, Published by: teswesm
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MCQs: The coil sits between the north and the south pole of the
Category: Science Mcqs, Published by: teswesm
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MCQs: Most of the electric appliances get energy from
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MCQs: Air and water can conduct electricity only, when they contain
Category: Science Mcqs, Published by: teswesm
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MCQs: Magnetic effect is present in
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MCQs: The process of decomposition by the use of electricity is known as
Category: Science Mcqs, Published by: teswesm
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MCQs: The rise of temperature due to resistivity, used i
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MCQs: The charges stay where they are produced if the material is
Category: Science Mcqs, Published by: teswesm
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MCQs: When the sound waves reach our ear, we hear them as
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MCQs: The metal detectors that are used in malls, stations, airports and other commercial areas have
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MCQs: If we add a 13A fuse in a hair drier that requires 2A current, the fuse will
Category: Science Mcqs, Published by: teswesm
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MCQs: An example of 'semiconductor' is
Category: Science Mcqs, Published by: teswesm
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MCQs: The use of electrical energy
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MCQs: Passing through two bulbs is
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MCQs: Coating an object such as key or nail with a thin layer of metal is a process called
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MCQs: Water is a poor electrolyte, so an acid is added to increase its conductivity. The acid is
Category: Science Mcqs, Published by: teswesm
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