PH-519
Physical quantities and SI units
Physics · Secondary 3 · Easy · Physical quantities and SI units
A vernier caliper with no zero error is used to measure the thickness of a metal plate. The main scale reading is and the vernier scale adds . What is the thickness of the plate?
- 2.46 cm
- 2.34 cm
- 2.40 cm
- 2.06 cm
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