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Suppose a^ is vector of magnitude 4.5 unit due north. what is the vector(a)3a^ (b) -4a^

Rajiv Mandal , 8 Years ago
Grade 11
anser 1 Answers
Arun
Dear Rajiv
 
a ⃗ is a vector of magnitude 4.5 unit due north. (a) 3 |a ⃗ | = 3 x 4.5 = 13.5 3 a ⃗ is along north having magnitude 13.5 units. -4 a ⃗ is a vector of magnitude 6 unit due south.  RegardsArun (askIITians forum expert)
Last Activity: 8 Years ago
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