Mcqs Clouds

A 2 m long ladder rests against a wall and makes an angle of 30° with the horizontal floor. Where will be the instantaneous center of rotation when the ladder starts slipping ?
1) 1.0 in from the wall
2) 1.732 m from the wall
3) 1.0 m above the floor
4) 1.732 m above the floor
The correct answer is?

A. (1) and (3)

B. (1) and (4)

C. (2) and (3)

D. (2) and (4)

Related Questions on Applied Mechanics & Graphic Statics Mcqs

Select the correct statement_____?

A. The body centrode rolls on the space centrode

B. The space centrode rolls on the body centrode

C. Both body and space centrodes may role on each other

D. The body centrode never touches space centrode