Related Questions

When the axis of load lies in the plane of rivet group, then the most heavily loaded rivet will be the one which (where, Fa is the load shared by each rivet due to axial load and Fm is the shearing load due to moment in any rivet.)
A Is at the maximum distance from CG of the rivet group
B Is at the minimum distance from CG of the rivet group
C Gives the maximum angle between the two forces Fa and Fm
D Gives the minimum angle between the two forces Fa and Fm
In order to avoid tearing of the plate at an edge, the distance from the centre line of the rivet hole to the nearest edge of the plate should be equal to (where d = Diameter of rivet hole)
A 1 d
B 1.5 d
C 2.5 d
D 2 d
In order to avoid tearing off the plate at an edge, the distance from the center of the rivet hole to the nearest edge of the plate (i.e. margin) should be (where d = Diameter of rivet hole in mm)
A d
B 1.5 d
C 2 d
D 2.5 d
A plate with an elliptical hole in the centre, with semi-major axis (a) perpendicular to the direction of loading and semi-minor axis (b) along the direction of loading, is subjected to a pull P. The maximum stress induced at the edge of the hole is equal to (where $$\sigma $$ = Stress for a plate with no hole i.e. nominal stress)
A $$\sigma \left( {1 + \frac{{\text{b}}}{{2{\text{a}}}}} \right)$$
B $$\sigma \left( {1 + \frac{{2{\text{a}}}}{{\text{b}}}} \right)$$
C $$\sigma \left( {1 + \frac{{\text{b}}}{{3{\text{a}}}}} \right)$$
D $$\sigma \left( {1 + \frac{{3{\text{a}}}}{{\text{b}}}} \right)$$
According to Indian standards, the diameter of rivet hole is made larger than the basic size of rivet by
A 0.5 mm up to rivet diameter of 24 mm
B 1 mm for rivet diameter from 27 mm to 36 mm
C 2 mm for rivet diameter from 39 mm to 48 mm
D All of the above
In order to avoid tearing of the plate at edge, the distance from the center line of the rivet hole to the nearest edge of the plate in terms of dia. of rivet d should be equal to
A 1 d
B 1.25 d
C 1.5 d
D 1.75 d
Nominal size of the discharge pipe of a pump is usually __________ the nominal size of the inlet pipe.
A Smaller than
B Larger than
C Same as
D Twice
For riveting, the size of hole drilled in plates is __________ shank diameter of rivet.
A Equal to
B Less than
C Greater than
D None of these
A riveted joint in which every rivet of a row is opposite to other rivet of the outer row, is known as
A Chain riveted joint
B Diamond riveted joint
C Crisscross riveted joint
D Zigzag riveted joint
According to Unwin's formula, the relation between the diameter of rivet hole (d) and the thickness of plate (t) is given by (where d and t are in mm)
A $${\text{d}} = \sqrt {\text{t}} $$
B $${\text{d}} = 1.6\sqrt {\text{t}} $$
C $${\text{d}} = 2\sqrt {\text{t}} $$
D $${\text{d}} = 6\sqrt {\text{t}} $$

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