MCQOPTIONS
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MCQOPTIONS
| 1. |
Which of the following formula is true for the angle of internal dovetail? |
| A. | Tan A = (l<sub>2</sub>-l<sub>1</sub>/2) / h |
| B. | Sin A/2 = (l<sub>2</sub>-l<sub>1</sub>/2) / h |
| C. | Cos A = (l<sub>2</sub>-l<sub>1</sub>/2) / h |
| D. | Sin A = (l<sub>2</sub>-l<sub>1</sub>/2) / h |
| Answer» B. Sin A/2 = (l<sub>2</sub>-l<sub>1</sub>/2) / h | |