Practice Dial Caliper #2

Front

What is a dial caliper used for?

Back

A dial caliper is used to measure the dimensions of an object, including internal and external diameters, depths, and steps with high precision.

Front

What is the main scale of a dial caliper?

Back

The main scale of a dial caliper is typically graduated in inches or millimeters, allowing for direct measurement of length.

Front

How do you read a dial caliper?

Back

To read a dial caliper, align the zero mark of the dial with the main scale, then read the measurement on the main scale and add the dial reading.

Front

What is the purpose of the dial on a dial caliper?

Back

The dial provides a more precise reading of measurements, allowing for finer increments than the main scale alone.

Front

What is the maximum measurement range of a typical dial caliper?

Back

A typical dial caliper has a measurement range of 0 to 6 inches or 0 to 150 millimeters.

Front

What is the difference between internal and external measurements on a caliper?

Back

Internal measurements are taken using the caliper's inner jaws, while external measurements are taken using the outer jaws.

Front

What is the significance of the zero point on a dial caliper?

Back

The zero point indicates the starting point for measurements; it should be calibrated to ensure accurate readings.

Front

How do you measure the depth of a hole using a dial caliper?

Back

To measure the depth of a hole, extend the depth rod of the caliper into the hole until it touches the bottom, then read the measurement.

Front

What is the formula for converting inches to millimeters?

Back

To convert inches to millimeters, multiply the number of inches by 25.4.

Front

What is the accuracy of a typical dial caliper?

Back

A typical dial caliper has an accuracy of ±0.001 inches or ±0.02 millimeters.