113. Cold rolled steel sheets contain carbon of the following order
A.0.1%
B.0.2%
C.0.4%
D.0.6%
114. Pipes for bicycle frames are made of
A.Cold rolled steel
B.Hot rolled steel
C.Forged steel
D.Cast steel
115. Large forgings, crank shafts, axles normally contain carbon upto
A.0.05 to 0.20%
B.0.20 to 0.45%
C.0.45 to 0.55%
D.0.55 to 1.0%
116. Heavy duty leaf and coil springs ecintain carbon of the following order
A.0.2%
B.0.5%
C.0.8%
D.1.0%
117. Taps, dies and drills contain carbon
A.Below 0.5%
B.Below 1%
C.Above 1%
D.Above 2.2%
118. Drop forging dies contain carbon of the order of
A.0.1 to 0.2%
B.0.25 to 0.5%
C.0.6 to 0.7%
D.0.7 to 0.9%
119. Which is the false statement about wrought iron. It has
A.High resistance to rusting and corrosion
B.Uniform strength in all directions
C.Ability of hold protective coating
D.Easily weldable characteristics
Page 17 of 54