Question

if making an internal or external measurement using a vernier caliper, make sure the caliper is at ____ angles to the surfaces to be measured. select one: a. acute b. right c. obtuse d. any of the above, depending on the situation

Explanation:

When using a vernier caliper for internal or external measurements, it must be at right - angles to the surfaces for accurate readings. Acute or obtuse angles would lead to incorrect measurements.

Answer:

B. Right