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
A. j-2
B.2j-l
C. 2/-3
D.3/-2
E. 2/ -4
A. magnitude
B. direction
C. point of application
D. all of the above
E. none of the above
A. same
B. double
C. half
D. four times
E. one fourth
A. size of rivet
B. size of the drilled or reamed hole
C. average of size of rivet and hole
D. smaller of the two
E. any one of the above
A. the tangent of the angle of friction is equal to coefficient of friction
B. the angle of repose is equal to angle of friction
C. the tangent of the angle of repose is equal to coefficient of friction
D. the sine of the angle of repose is equal to coefficient to friction
E. none of the above
A. remain horizontal
B. slant up towards direction of pull
C. slant down towards direction of pull
D. unpredictable
E. none of the above
A. kg m2
B. m4
C. kg/m2
D. kg/m
E. m2/kg