Multiple choice general knowledge science & technology

  1. which of the following is trapezoidal thread?

  1. a)Acme

  2. b)Square

  3. c)Butters

  4. d)All of these
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Acme threads are a specific type of trapezoidal thread with a 29-degree angle, commonly used for power transmission. Square threads have parallel sides rather than a trapezoidal profile, and 'Butters' is likely a misspelling of Buttress threads, which are triangular/asymmetric, not trapezoidal.

AI explanation

To answer this question, we need to understand the characteristics of different thread types.

Option A) Acme - This option is correct. Acme threads are trapezoidal in shape, with a 29-degree thread angle. They are commonly used for power transmission or when a coarse pitch is required.

Option B) Square - This option is incorrect. Square threads have a square shape and are not trapezoidal.

Option C) Butters - This option is incorrect. Butters threads are not a recognized type of thread.

Option D) All of these - This option is incorrect. Only option A, Acme, is a trapezoidal thread.

The correct answer is A) Acme. Acme threads are trapezoidal in shape, making them the correct option.

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