Physics, asked by vaishnavimc229, 5 months ago

17) If Ā=i+j+ 2k is perpendicular to 2i+yj - 3k then y=
b) 4
c) 8
d) 12
a) 2​

Answers

Answered by komalkalshetti989
2

Answer:

y=4..is the ans..take its scalar products I.e dot product..

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