View PDF CBSE Class 7 Science Electric Current and Its Effects Worksheet Set A

Questions             Very Short Answer Q1)      Define current? Q2)      What is battery? Q3)      What is element? Q4)      What is filament? Q5)      What are the electric components?                         Short Answer Q6)      What do you mean by the term by electric fuse? Q7)      Distinguish between MCB and MCCB? Q8)      What do you mean by the electric bell? Q9)      How short circuit different from overloading? Q10)    What do you understand by incandescent electric bulbs?                         Long Answer Q11)    Explain about electric


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