defence exam BSF Head Constable (RO/RM) Mock Test 2023 Physics Electric Charges and Coulomb's Law Charging by Induction
If a glass rod is rubbed with a silk cloth and an inflated balloon is rubbed with woollen cloth, which of the two will acquire a negative charge?
1
Glass rod and woollen cloth
2
Silk cloth and rubber balloon
3
Silk cloth and woollen cloth
4
Glass rod and rubber balloon