Precision Measurement Test – 2

1. Which of the following option is true for caliper principle?
Statement 1: This principle can be used to calibrate precision polygons.
Statement 2: Fully calibrated lines can be correctly engraved after marking the circular table and also after calibration of lines.

2. How many trial lines are marked firstly when caliper principle is used to mark a circular disc into 90^o divisions?

3. How many microscopes are required to marking a circular disc into 90^o divisions?

4. Which of the following statement is true for the circular division by caliper principle?
Statement 1: An arbitrary standard of angle is required.
Statement 2: All angles are obtained by the uniform division of the dividing circle.

5. How many marks are needed to mark a circular table into 180^o divisions using caliper principle?

6. Why is the caliper principle used?

7. According to caliper principle, complete circular division of a circle must be equal to which angle?

8. How many marks are needed to mark a circular table into 90o divisions?