A. 2n-3
B. n-l
C. ‘2n-l
D. n – 2
E. 3n-2
where n = number of joints in a frame
Related Mcqs:
- The possible loading in various members of framed structures are_______________?
A. compression or tension
B. buckling or shear
C. shear or tension
D. all of the above
E. bending - If n = number of members andy = number of joints, then for a perfect frame, n =_______________?
A. j-2
B.2j-l
C. 2/-3
D.3/-2
E. 2/ -4 - If two equal forces of magnitude P act at an angle 9°, their resultant will be________________?
A. P/2 cos 9/2
B. IP sin 9/2
C. 2P tan 9/2
D. IP cos 9/2
E. Psin 9/2 - The algebraic sum of the resolved parts of a number of forces in a given direction is equal to the resolved part of their resultant in the same direction. This is as per the principle of__________________?
A. forces
B. independence of forces
C. dependence of forces
D. balance of force
E. resolution of forces - The resolved part of the resultant of two forces inclined at an angle 9 in a given direction is equal to__________________?
A. the algebraic sum of the resolved parts of the forces in the given direction
B. the sum of the resolved parts of the forces in the given direction
C. the difference of the forces multiplied by the cosine of 9
D. the sum of the forces multiplied by the sine of 9
E. the sum of the forces multiplied by the tangent of 9 - A body of weight W on inclined plane of a being pulled up by a horizontal force P will be on the point of motion up the plane when P is equal to___________________?
A. W
B. W sin (a + $)
C. Wtan(a + <|))
D. Wan(a-)
E. Wtana - Which of the following is the locus of a point that moves in such a manner that its distance from a fixed point is equal to its distance from a fixed line multiplied by a constant greater than one________________?
A. ellipse
B. hyperbola
C. parabola
D. circle
E. none of the above - The effort required to lift a load W on a screw jack with helix angle a and angle of friction <j) is equal to_________________?
A. Wtan(a + )
B. Wtan(a-)
C. Wcos(a + )
D. Wsin(a + )
E. W (sin a + cos ) - Two coplanar couples having equal and op-posite moments_________________?
A. balance each other
B. produce a couple and an unbalanced force
C. are equivalent
D. produce a moment of couple
E. can not balance each other - Two non-collinear parallel equal forces acting in opposite direction________________?
A. balance each other
B. constitute a moment
C. constitute a couple
D. constitute a moment of couple
E. constitute a resultant couple
