JIGS AND FIXTURES AND INDEXING - Practice Mode

1) Which of the following material is more elastic?

Plastic Steel Cast iron Aluminium

Correct Answer: Steel

2) Which of the following material is more suitable to make crane hooks?

Tungston Cast iron Steel Wrought iron

Correct Answer: Wrought iron

3) What is the reason a material is return to its original shape after the withdrawal of applied force?

The material is plastic The material is elastic The material is tough The material is hard

Correct Answer: The material is elastic

4) What is the reason for selecting wrought iron for manufacturing crane hooks?

It is tough It has tenacity It is hard It has machinability

Correct Answer: It is tough

5) Which gear in universal indexing head decides the direction of rotation of index plate in differential indexing?

Idler gear Driver gear Driven gear Worm gear

Correct Answer: Idler gear

Explanation:

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