Question
Question: \(\overrightarrow{A} = 3\widehat{i} + 4\widehat{j},\) magnitude of \(\overrightarrow{A}\)...
A=3i+4j, magnitude of A
A
(a) 5
A
(b) 5
A
(c) 3
A
(d) 7
Explanation
Solution
(b)
∣A∣ = 32+42
A=3i+4j, magnitude of A
(a) 5
(b) 5
(c) 3
(d) 7
(b)
∣A∣ = 32+42