Couple is formed due to two ______
A. like, parallel and non-collinear forces of same magnitude
B. like, perpendicular and collinear forces of different magnitude
C. unlike, parallel and non-collinear forces of same magnitude
D. unlike, perpendicular and non-collinear forces of different magnitude
Forces passing through a common point are known as _____
A. collinear forces
B. co-planer forces
C. concurrent forces
D. none of the above
Varignon's theorem is used to find ________
A. direction of resultant force
B. location of resultant force
C. magnitude of resultant force
D. nature of resultant force
Which of the following laminas do not have centroid at its geometrical centre?
A. Circle
B. Equilateral triangle
C. Right angled triangle
D. None of the above
A. identical
B. not identical
C. independent upon the density
D. unpredictable
The rate of change of __________ with respect to time is called as jerk.
A. acceleration
B. density
C. displacement
D. volume