WELDABILITY OF STEEL - Practice Mode

1) What is the rule for deciding the length of intermediate tacks?

3 to 4 times plate thickness 2 to 3 times plate thickness 5 times the plate thickness 50mm irrespective of plate thickness

Correct Answer: 3 to 4 times plate thickness

2) Which type of cast iron offers greater resistance to shock?

Grey cast iron White cast iron Nodular cast iron Malleable cast iron

Correct Answer: Malleable cast iron

3) Which type of cast iron possess higher compressive strength?

Grey cast iron White cast iron Nodular cast iron Malleable cast iron

Correct Answer: Grey cast iron

4) What is the angle of pipe axis with the base for making an elbow joint?

30 Degree 45 Degree 75 Degree 90 Degree

Correct Answer: 90 Degree

5) What method is followed to make a circular gas cutting?

Using hand as a guide Using a guide clamp fitted to torch body Step by step cutting circular segments Manual rotation on the circumference of the circle

Correct Answer: Using a guide clamp fitted to torch body

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