a charged particle moves in a gravity-free space without change in velocity.which of the following is/are possible?
(A)E=0,B=0 (B)E=0,Bnot=O (C)Enot=0,B=0 (D)Enot=0,Bnot=0
a charged particle moves in a gravity-free space without change in velocity.which of the following is/are possible?
(A)E=0,B=0 (B)E=0,Bnot=O (C)Enot=0,B=0 (D)Enot=0,Bnot=0