Applied Mechanics - First 62 Q

If the area of a section is in mm^2 and the distance of the centre of area from a line is in mm, then units of the moment of inertia of the section is expressed in

• mm^2
• mm^3
• mm^4
• mm^5

The second moment of an area is called___________

• moment
• moment of inertia
• torque
• couple

Unit of force is

• newton
• Nmm
• mm^4
• mm

Unit of moment is

• mm^2
• mm^3
• mm^4
• Nmm

The turning tendency of a force about a point is called a _____________ of a force.

• moment
• torque
• moment of inertia
• couple

The moment of inertia of a triangular section of base (b) and height (h) about the base is given by the relation

• bh^3/12
• bh^3/14
• bh^3/42
• bh^3/48

The M.I of a Plane area is

• εar2
• εar3
• εar4
• εar

The bending moment on a section is maximum where shearing force is

• minimum
• maximum
• zero
• neutral

Theorem Of Perpendicular Axis can be written as___________

• Izz= Ixx+ Iyy
• IAB= IG+ a.h^2
• bh^3/12
• πd^4/64

Theorem Of Parallel Axis can be written as___________

• Izz= Ixx+ Iyy
• IAB= IG+ a.h^2
• bh^3/12
• πd^4/64