Measurement and SI Units Lecture Notes

This flashcard set covers the components of a micrometer and the seven fundamental SI base units according to the lecture notes.

Micrometer (Trắc vi kế)

A tool used to measure small dimensions with high precision.

Spindle (Đầu đo di động)

The mobile measuring head of a micrometer, identified as part 1.

Main scale (Thước chính)

The fixed scale on a micrometer, identified as part 2.

Thimble (Thước phụ)

The auxiliary or circular scale on a micrometer, identified as part 3.

Ratchet knob (Núm xoay)

The rotating knob on a micrometer used for adjustments, identified as part 4.

Measuring range and least count (Giới hạn đo và độ chia nhỏ nhất)

Specifications of a micrometer, such as a range of $0-25\,mm$ and a precision of $0.01\,mm$.

Mole ($mol$)

The SI unit for the amount of substance (Lượng chất).

Meter ($m$)

The SI unit for length (Độ dài).

Kilogram ($kg$)

The SI unit for mass (Khối lượng).

Second ($s$)

The SI unit for time (Thời gian).

Kelvin ($K$)

The SI unit for temperature (Nhiệt độ).

Ampere ($A$)

The SI unit for electric current (Cường độ dòng điện).

Candela ($cd$)

The SI unit for luminous intensity (Cường độ sáng).