**Question :** If the vector A = 2î+ 4ĵand B⃗= 5î+ pĵ are parallel to each other, the magnitude of B is

(A) 5√5

(B) 10

(C) 15

(D) 2√5

**Answer :** option (A)

**Solution :**

with
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**Question :** If the vector A = 2î+ 4ĵand B⃗= 5î+ pĵ are parallel to each other, the magnitude of B is

(A) 5√5

(B) 10

(C) 15

(D) 2√5

**Answer :** option (A)

**Solution :**