(A) 2 N
(B) 10 N
(C) 16 N
(D) 20 N
Author:
The resultant of two forces 30 N and 40 N acting parallel to each other is?
(A) 10 N
(B) 30 N
(C) 40 N
(D) 70 N
The direction of vector in space is specified by?
(A) 1 – Angle
(B) 2 – Angle
(C) 3 – Angle
(D) 4 – Angle
The direction of a vector in a plane is described by an angle which the vector makes with __ and is in __ .
(A) +ve x-axis, anti-clockwise
(B) -ve x-axis, anti-clockwise
(C) +ve y-axis, clockwise
(D) -ve y-axis, anti-clockwise
If the magnitude of cross product and dot product of two vectors are equal. The angle between vectors is?
(A) 0 Degree
(B) 45 Degree
(C) 90 Degree
(D) 180 Degree
The magnitude of (i×j) is equal to?
(A) 0
(B) i
(C) k
(D) -k
The magnitude of i.(j×k) is equal to?
(A) 0
(B) i
(C) 1
(D) -1
The dot product of vector A with itself results?
(A) Zero
(B) A
(C) 2A
(D) A2