Grey cast iron has
A. Carbon in the form of free graphite
B. High tensile strength
C. Low compressive strength
D. All of these
Answer: Option A
A. Carbon in the form of free graphite
B. High tensile strength
C. Low compressive strength
D. All of these
Answer: Option A
Manganese is added in low carbon steel to
A. Make the steel tougher and harder
B. Raise the yield point
C. Make the steel ductile and of good bending qualities
D. All of the above
The elastic stress strain behavior of rubber is
A. Linear
B. Nonlinear
C. Plastic
D. No fixed relationship
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