PPSC Lecturer Physics MCQs Sample Past Papers

(1) If A= 6i-8j, then 4A has the magnitude: (a) 40 (b) 10  (c) 20  (d) None of these 2)  Let A= 2i+6j-3k and B= 4i+2j+k then A.B equals: (a) 8i+12j-3k (b) 17  (c) 23  (d) None of these 3) If V is an operator, then V.V means: (a) Gradient of a Scalar field  (b) […]
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