PENGUKURAN FISIKA KELAS 10 | Materi LENGKAP PENGUKURAN | Fisika

Summary

In this tutorial, Dinda Wulandari introduces viewers to the basics of using a vernier caliper, explaining how to quickly read measurements and solve related physics questions. The video covers understanding the main and vernier scales, how to read them accurately, and calculate the final measurement. Through clear examples, Dinda breaks down the process of determining the main scale and the nonius scale, providing helpful tips and tricks for easy, fast measurements. Viewers are encouraged to like, comment, and subscribe for more physics tips and tricks.

Takeaways

• 😀 Understanding the main scale and the vernier scale is essential to using a vernier caliper correctly.
• 😀 The main scale is the fixed scale above the vernier scale, and the vernier scale is the movable scale below it.
• 😀 The measurement of a vernier caliper is the sum of the main scale reading and the vernier scale reading.
• 😀 The main scale reading is determined by identifying the number just before zero on the vernier scale.
• 😀 The vernier scale reading is found by identifying the scale that aligns exactly with the main scale.
• 😀 To read the vernier scale, look for the marking that is exactly aligned with the main scale, and note its position.
• 😀 For example, when the vernier scale reads 40 divisions, and each division is 0.01 cm, the vernier scale value would be 0.40 cm.
• 😀 After obtaining both the main scale and the vernier scale readings, sum them up to get the total measurement.
• 😀 Example: If the main scale is 2.1 cm and the vernier scale is 0.03 cm, the total measurement is 2.13 cm.
• 😀 Always double-check the exact alignment between the main scale and the vernier scale to ensure an accurate reading.

Q & A

What is the main purpose of the video?

The video aims to teach viewers how to quickly read a vernier caliper and solve related questions effectively, offering tips and tricks for accurate measurements.

What is the main scale in a vernier caliper?

The main scale is the scale that is located above the vernier scale. It is used to measure the whole number part of the measurement before considering the finer divisions provided by the vernier scale.

How do you identify the vernier scale on a vernier caliper?

The vernier scale is located below the main scale and is used to measure the fractional part of the measurement. It aligns with the main scale at specific points to help achieve precise readings.

How do you determine the main scale measurement?

To determine the main scale measurement, look at the scale just before the zero mark on the vernier scale. The value recorded here is the main scale measurement.

What is the process for reading the vernier scale?

To read the vernier scale, find the scale division that is exactly aligned with the main scale. This aligned division gives you the fractional measurement, which is then multiplied by 0.01 cm for accurate results.

How do you calculate the total measurement using both scales?

To calculate the total measurement, add the main scale reading and the vernier scale reading together. For example, if the main scale reads 2.1 cm and the vernier scale reads 0.03 cm, the total measurement is 2.13 cm.

What do you do if the zero of the vernier scale is not aligned with the main scale?

If the zero mark of the vernier scale is not aligned with the main scale, you need to look at the point where the scale divisions are closest to each other to help determine the correct measurement.

What happens when a division on the vernier scale is aligned with the main scale?

When a division on the vernier scale aligns perfectly with the main scale, that indicates the precise measurement to be recorded from the vernier scale.

How is the nonius (vernier) scale used in the example provided in the video?

In the video, the nonius scale is read by finding the division that exactly aligns with the main scale. In the example, this alignment corresponds to a value of 0.03 cm, which is added to the main scale value.

What is the final measurement when combining the main and nonius scales in the example?

In the example, the final measurement is 2.13 cm, calculated by adding the main scale measurement of 2.1 cm and the nonius scale measurement of 0.03 cm.