A. concurrence of the medians
B. intersection of its altitudes
C. intersection of bisector of angles
D. intersection of diagonals
E. all of the above
Related Mcqs:
- The center of gravity of a uniform lamina lies at____________________?
A. the center of heavy portion
B. the bottom surface
C. the mid point of its axis
D. all of the above
E. none of the above - Center of gravity of a solid cone lies on the axis at the height _____________________?
A. one-fourth of the total height above base
B. one-third of the total height above base
C. one-half of the total height above base
D. three-eighth of the total height above the base
E. none of the above - Center of gravity of a thin hollow cone lies on the axis at a height of ___________________?
A. one-fourth of the total height above base
B. one-third of the total height above base
C. one-half of the total height above base
D. three-eighth of the total height above the base
E. none of the above - According to law of triangle of forces __________________ ?
A. three forces acting at a point will be in equilibrium
B. three forces acting at a point can be represented by a triangle, each side being proportional to force
C. if three forces acting upon a patticle are represented in magnitude and direction by the sides of a triangle, taken in order, they will be in equilibrium
D. if three forces acting at a point are in equilibrium, each force is proportional to the sine of the angle between the other two
E. none of the above - If three forces acting in different planes can be represented by a triangle, these will be in________________?
A. non-equilibrium
B. partial equilibrium
C. full equilibrium
D. unpredictable
E. none of the above - Center of percussion is___________________?
A. the point of C.G.
B. the point of metacentre
C. the point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis
D. point of suspension
E. the point in a body about which it can rotate horizontally and oscillate under the influence of gravity - The center of percussion of the homogeneous rod of length L suspended at the top will be___________________?
A. L/2
B. L/3
C. 3L/4
D. 2L/3
E. 3L/8 - From a circular plate of diameter 6 cm is cut out a circle whose diameter is a radius of the plate. Find the e.g. of the remainder from the center of circular plate____________________?
A. 0.5 cm
B. 1.0 cm
C. 1.5 cm
D. 2.5 cm
E. 0.25 cm - If a suspended body is struck at the center of percussion, then the pressure on die axis passing through the point of suspension will be_________________?
A. maximum
B. minimum
C. zero
D. infinity
E. same as the force applied - The center of percussion of a solid cylinder of radius r resting on a horizontal plane will be_________________?
A. r/2
B. 2r/3
C. r/A
D. 3r/2
E. 3r/A
