The surface roughness on a drawing is represented by
A) Circle
B) Triangle
C) Zig-zag lines
D) Square
E) Curve
Correct Answer:
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Q16: In gas welding using oxygen and acetylene
Q17: Some substances generate voltage when they are
Q18: Ball bearing races are
A)Lapped
B)Ground
C)Nickel plated
D)Buffed
E)Turned
Q19: In centreless grinding the regulating wheel is
Q20: Which of the following operation is not
Q22: A rack is a gear of
A)Infinite pitch
B)Infinite
Q23: The shears used for making circular cuts
Q24: For the measurement of temperature the transduction
Q25: Cores are used
A)To make castings sound
B)To strengthen
Q26: Which of the following process will be
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