What is the name of first member in a simple gear train?

• Driven

• Driver

• Idler

• Reversible gear

What is the name of last member in a simple gear train?

• Driven

• Idler

• Driven

• Reversing gear

How many numbers of gears having in a simple gear train?

• 2

• 3

• 4

• 5

What is the formula used to find flat width of a buttress thread?

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What is the angle of saw tooth thread?

• 29°

• 30°

• 45°

• 90°

What is the type of thread?

• Acme thread

• Square thread

• Worm thread

• Saw tooth thread

What does BIS stands for?

• Bureau of International Standard

• Bureau of Indian Standard

• Bureau of International Society

• Bureau of Indian Society

Which one is the angle of buttress thread?

• 30°

• 45°

• 55°

• 60°

What is the type of thread?

• Acme

• Square

• Saw tooth

• Buttress

Which formula is used to find crest width of a buttress thread?

• 0.125 x pitch

• 0.317 x pitch

• 0.335 x pitch

• 0.5 x pitch