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161.

At the neutral axis of a beam

A.	the layers are subjected to maximum bending stress	B.	the layers are subjected to minimum bending stress
C.	the layers are subjected to compression	D.	the layers do not undergo any strain

162.

The neutral axis of a beam is subjected to

A.	zero	B.	maximum tensile
C.	minimum tensile	D.	maximum compressive

163.

The neutral axis of a transverse section of a beam passes through the centre of gravity of the section and is

A.	in the vertical plane	B.	in the horizontal plane
C.	in the same plane in which the beam bends	D.	at right angle to the plane in which the beam bends

164.

On one side of a neutral axis of a beam, there is a tensile stress and on the other side of the beam there is a compressive stress

Agree

Disagree

165.

In a beam subjected to pure bending, the intensity of stress in any fibre is

A.	equal to	B.	less than
C.	more than	D.	directly proportional to

166.

The rectrangular beam 'A' has length l, width b and depth d. Another beam 'B' has the same length and width but depth is double that of 'A'. The elastic strength of beam B will be

A.	same	B.	double
C.	four times	D.	six times

167.

The rectrangular beam 'A' has length l, width b and depth d. Another beam 'B' has the same length and depth but width is double that of 'A'. The elastic strength of beam B will be

A.	same	B.	double
C.	four times	D.	six times

168.

The rectrangular beam 'A' has length l, width b and depth d. Another beam 'B' has the same width and depth but length is double that of 'A'. The elastic strength of beam B will be

A.	same	B.	One-half
C.	One-fourth	D.	One-eighth

169.

When a rectangular beam is loaded transversely, the maximum tensile stress is developed on the

A.	top layer	B.	bottom layer
C.	neutral axis	D.	every cross-section

170.

When a rectangular beam is loaded transversely, the zero stress is developed on the neutral axis.

True

False