Physics A vector can be multiplied by a number. The number may be_______________? Options:A. DimensionlessB. Dimensional scalarC. NegativeD. All A, B and C are correctView AnswerD. All A, B and C are correct Continue Reading Previous: An alternating current is represented by the equation I = I?sin?t which of the following equation represents an alternating current of frequency and amplitude twice that of the above current ?Next: Maximum number of rectangular components are_____________?