THREAD CUTTING 2 - Practice Mode

1) Calculate the depth of buttress thread diameter 30 mm pitch 3 mm?

1.25 mm 1.5 mm 2.25 mm 3.00 mm

Correct Answer: 2.25 mm

2) Calculate the depth of buttress thread 60 mm diameter and 9 mm pitch?

4.75 mm 5.75 mm 6.75 mm 7.75 mm

Correct Answer: 6.75 mm

3) What is the purpose of Square thread?

To transmit power To make adjustment General fastening For clamping

Correct Answer: To transmit power

4) What type of thread is used in screw jack machine?

Acme thread Square thread Buttress thread V-thread

Correct Answer: Square thread

Explanation:

To simplify the expression, you can perform the mathematical operations in the correct order of operations, which is Parentheses, Exponents, Multiplication and Division (from left to right) and then Addition and Subtraction (from left to right).

First: (17.49x5.2)/(6.5) = (91.8348)/(6.5)

Now we can perform the division: (91.8348)/(6.5) = 14.082153846153846

The simplified answer is 14.082153846153846.

5) What is the width of the tool to cut a square thread of 60 x 9 mm pitch?

4.5 mm 9.5 mm 9 mm 8.5 mm

Correct Answer: 4.5 mm

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