Answer:
B
Explanation:
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Answer:
B). End flat width, relief angle and thread angle
Explanation:
Special care should be taken when grinding and measuring the Acme threading tool because after machining the Acme threading tool, the end flat width, relief angle and the thread angle can change the dimensions of the work piece. So precision measures should be observed while machining as altering these parameters can result in the product with a dimension other than the required dimensions.
Answer:
a. Composition of Vector.
Explanation:
When a bird flies in the air, it stretches its wings into air and this movement helps it move in a certain direction. This is an example of composition of vector. Air strikes the wings in opposite direction and bird wing movement helps it move against the wind.
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