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2. A body of mass 2 kg moving with a velocity (2i +j+k)m^-1, then its momentum in kg ms isa) 4i – 2j+ 2k b) 4i+2j+2kc) 2i +4j+2k d) 2i+2j+4k |
| Answer» BEXPLANATION:because you're going to multiply EVERYTHING in the brackets with 2 | |