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121.

The shear force in the centre of a simply supported beam carrying a uniformly distributed load of w per unit length, is

A.	zero	B.	wl2 / 2
C.	wl2 / 4	D.	wl2 / 8

122.

The bending moment in the centre of a simply supported beam carrying a uniformly distributed load of w per unit length is

A.	zero	B.	wl2 / 2
C.	wl2 / 4	D.	wl2 / 8

123.

The shear force at the ends of a simply supported beam carrying a uniformly distributed load of w per unit length is

A.	zero at its both ends	B.	wl at one end and - wl at the other end
C.	wl / 2 at one end and - wl / 2 at the other end	D.	wl2 / 2 at one end and - wl2 / 2 at the other end

124.

The shear force diagram for a simply supported beam carrying a uniformly distributed load of w per unit length, consists of

A.	one right angled triangle	B.	two right angled triangles
C.	one equilateral triangle	D.	two equilateral triangles

125.

The bending moment diagram for a simply supported beam carrying a uniformly distributed load of w per unit length, will be

A.	a horizontal line	B.	a vertical line
C.	an inclined line	D.	a parabolic curve

126.

The shear force at the centre of a simply supported beam with a gradually varying load from zero at both ends to w per metre at the centre, is

A.	zero	B.	wl / 4
C.	wl / 2	D.	wl2 / 2

127.

The bending moment at the centre of a simply supported beam with a gradually varying load from zero at both ends to w per metre at the centre is wl / 4.

Yes

128.

The maximum bending moment for a simply supported beam with a gradually varying load from zero at both ends and w per metre at the centre, lies at the centre of a beam.

Agree

Disagree

129.

The point of contraflexure is a point where

A.	shear force changes sign	B.	bending moment changes sign
C.	shear force is maximum	D.	bending moment is maximum

130.

When shear force at a point is zero, then bending moment is

A.	zero	B.	minimum
C.	maximum	D.	infinity