ENGINEERING MECHANICS QUIZ

Greater than

None of these

Less than

Equal to

ω

ω/r

ω2r

ωr

Algebraic sum of moments of all the forces about any point should be zero

Algebraic sum of the horizontal components of all the forces should be zero

Algebraic sum of the vertical components of all the forces should be zero

All of these

ω2/y

ω3.y

ω2.y

ω.y

mv2

0.5 mgv2

mgv2

0.5 mv2

Both (A) and (B)

None of these

Angle of inclination of the plane

Angle of projection

7mr²/3

2mr²/5

2mr²/3

7mr²/5

3r/4π

8r/3

4r/ 3π

3r/ 8

Output to the input

Work done by the machine to the work done on the machine

All of these

Mechanical advantage to the velocity ratio

Upward at its upper end

Downward at its upper end

Zero at its upper end

Perpendicular to the wall at its upper end