127. Thickness of strap for double strap joint in terms of thickness of plate t is equal to
A.0.4t
B.0.6t to t
C.1.2t
D.1.75t

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128. The stress concentration in a riveted joint with unequal width cover plates as compared to one with equal width straps will be
A.Less
B.More
C.Equal
D.Depends on size of plate and diameter of rivet

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129. With the percentage increase of carbon in steel
A.Strength of steel decreases
B.Hardness of steel decreases
C.Brittleness of steel decreases
D.Ductility of steel decreases

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130. Factor of safety is the ratio of
A.Yield stress/working stress
B.Tensile stress/working stress
C.Compressive stress/working stress
D.Bearing stress/working stress

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131. The rivets which are heated and then driven in the field are known as
A.Power driven shop rivets
B.Power driven filed rivets
C.Hand driven rivets
D.Cold driven rivets

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132. Cold driven rivets range from
A.6 to 10 mm in diameter
B.10 to 16 mm diameter
C.12 to 22 mm in diameter
D.22 to 32 mm in diameter

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133. In an eccentric riveted connection, the rivets have to resist
A.Linear displacement
B.Rotary displacement
C.Linear as well as rotary displacements
D.Linear or rotary displacement

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