Explore topic-wise MCQs in Testing Subject.

This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.

1.

Parting line in the sand casting should be ___________

A. Simple and curved
B. Simple and straight
C. Irregular
D. Any type will not make a difference
Answer» C. Irregular
2.

Rat tails and buckles in sand casting are caused by __________

A. Lower strength of the solidified metal
B. Lower refractoriness of the moulding sand
C. Lower strength of the moulding sand
D. Lower hardness of the moulding sand
Answer» D. Lower hardness of the moulding sand
3.

The relation between modulus of riser and modulus extension factor is __________

A. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/casting-questions-answers-pattern-design-q4a.png"><img alt="Relation between modulus of riser &amp; modulus extension factor is Mr` = 1.2/f - option a" class="size-full wp-image-239494" height="35" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/casting-questions-answers-pattern-design-q4a.png" width="80"/></a>
B. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/casting-questions-answers-pattern-design-q4b.png"><img alt="Relation between modulus of riser &amp; modulus extension factor is Mr` = 1.2/f - option b" class="size-full wp-image-239495" height="42" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/casting-questions-answers-pattern-design-q4b.png" width="81"/></a>
C. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/casting-questions-answers-pattern-design-q4c.png"><img alt="Relation between modulus of riser &amp; modulus extension factor is Mr` = 1.2/f - option c" class="size-full wp-image-239496" height="41" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/casting-questions-answers-pattern-design-q4c.png" width="76"/></a>
D. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/casting-questions-answers-pattern-design-q4d.png"><img alt="Relation between modulus of riser &amp; modulus extension factor is Mr` = 1.2/f - option d" class="size-full wp-image-239497" height="33" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/casting-questions-answers-pattern-design-q4d.png" width="74"/></a>
Answer» B. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/casting-questions-answers-pattern-design-q4b.png"><img alt="Relation between modulus of riser &amp; modulus extension factor is Mr` = 1.2/f - option b" class="size-full wp-image-239495" height="42" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/casting-questions-answers-pattern-design-q4b.png" width="81"/></a>
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