railway RRB Technician Grade 1 Mock Test 2024 Physics Electric Charges and Coulomb's Law Charging by Induction
Consider following statements
I. A comb moving through dry hair get electrically charged.
II. Electric lines of force are not closed but magnetic lines of force are closed.
Which of the statement(s) given above is/are correct?
1
Only I
2
Only II
3
Both I and II
4
Neither I nor II