WS 1B Measurement of Length and Time

Which is an appropriate instrument to measure the internal diameter of a boiling tube?

• micrometer screw gauge
• vernier calipers
• measuring tape
• Metre rule

Which is an appropriate instrument to measure the thickness of a steel ruler?

• micrometer screw gauge
• vernier calipers
• measuring tape
• Metre rule

Which is an appropriate instrument to measure the length of a badminton court?

• micrometer screw gauge
• vernier calipers
• measuring tape
• Metre rule

Which is an appropriate instrument to measure the height of a coffee table?

• micrometer screw gauge
• vernier calipers
• measuring tape
• Metre rule

What is the reading of the vernier calliper?

• (4.5 + 0.01) cm
• (4.5 + 0.06) cm
• (4.5 + 0.01) mm
• (4.5 + 0.06) mm

What is the reading of the vernier calliper?

• (3 + 0.03) cm
• (3 + 0.3) cm
• (3 + 0.03) mm
• (3 + 0.3) mm

What is the reading of the micrometer?

• (3 + 0.04) cm
• (3 + 0.40) cm
• (3 + 0.04) mm
• (3 + 0.40) mm

What is the reading of the micrometer?

• (3 + 0.29) mm

• (3.5 + 0.29) mm

• (4 + 0.29) mm

• (7 + 0.29) mm

If X and Y are the two extreme positions of each oscillation, state the path of one complete oscillation.

• X to Y
• Y to X
• X to Y to X
• Y to X to Y

A complete to and fro motion of a pendulum bob is the

• period
• oscillation