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Electrostatics — Physics STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 SciencePhysicsElectrostatics1 Mark
Question
In general, metallic ropes are suspended on the carriers which take inflammable material. The reason is(a) There speed is controlled(b) To keep the centre of gravity of the carrier nearer to the earth(c) To keep the body of the carrier in contact with the earth(d) Nothing should be placed under the carrier
 
 
 
 
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Answer

(c) To keep the body of the carrier in contact with the earth

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