Metric units: Convert microns (micrometres) to millimetres. One thousand microns (μm) is equal to how many millimetres (mm)? Choose the correct option.
IIT JEE
Physics
Difficulty: Easy
Choose an option
-
A1 millimetre
-
B0.1 millimetre
-
C10 millimetres
-
D0.01 millimetre
Answer
Correct Answer: 1 millimetre
Explanation
Given data
- 1 μm = 10-6 m.
- 1 mm = 10-3 m.
Calculation1000 μm = 1000 × 10-6 m = 10-3 m = 1 mm.
Final Answer1 millimetre