alleryStart learning →Which material can provide a conducting lightning downlead?
ADry nylon thread
BDry glass fibre
CCopper cable
DDry plastic cord
Answer & Solution
Correct answer: C. Copper cable
Copper conducts charge and can form part of the conducting path to Earth.
Keep practising Static Electricity
Browse all Static Electricity questions for ICSE Class 8, or explore more Physics topics.
Related questions
Isolated spheres share charge equally. Q,R neutral. P+ touches Q; leaves; Q touches R. MosNeutral metal spheres A,B touch on insulators. A positive rod nears A. Separate A,B beforeCharged rod removed while electroscope stays earthed. Then disconnect Earth. Final charge?Positive rod near neutral electroscope: earth, disconnect Earth, remove rod. Final sign?Earthing reduces an electroscope's charge. Charge conservation applies to?Neutral pith ball touches a charged rod, then repels. Why?An isolated electroscope was contact-charged; the source is gone. Divergent leaves prove wA charged rod nears an initially neutral, isolated electroscope. No touch or sparks. Total