Venier caliper & Micrometer

What is function of a vernier caliper?

• measure the thickness of a wire

• measure a small length of an object

• measure the internal and external diameter of a drum

• measure the internal and external diameter of a small object

Which of the following used to measure the internal diameter of a pipe with a single measurement?

• manometer

• measuring cylinder

• micrometer

• vernier calipers

What is the reading of the caliper?

• 8.04 cm

• 8.05 cm

• 8.14 cm

• 8.15 cm

A student used a vernier caliper to measure the diameter of a wooden cylinder. The diagram shows an enlargement of caliper scales. What reading was recorded?

• 2.40 cm

• 1.64 cm

• 0.62 cm

• 0.42 cm

A length of a copper pipe, of a uniform cross-section and several metres long, carries water to a tap. Which instruments are used measurements to calculate accurately the volume of copper in the pipe?

• calipers and micrometer

• micrometer and rule

• rule and tape

• tape and calipers

A ____________ is an instrument use to measure a thickness of a wire or thin object.

The diagram shows a micrometer. What is the reading shown?

• 5.74 mm

• 6.14 mm

• 6.74 mm

• 7.14 mm

The diagram shows the barrel (S) and the rotating thimble (T) of a micrometer screw gauge. The reading shown is ___________

• 2.20 mm

• 2.23 mm

• 2.25 mm

• 2.28 mm

Which of the following instruments are used to measure length?

• meter rule, tape, protractor, micrometer

• metre rule, measuring tape, set square

• metre rule, tape, protractor, vernier caliper

• metre rule, tape, vernier caliper, micrometer

Using a vernier caliper, the length of the blue object shown is _________