1 as there is no decimal point. A decimal placed after the zero would indicate that it (the zero) is significant. No decimal means that it's a placeholder.
Numbers ending in 0 are ambiguous and the answer is 1 or 2.
It is: 50mm = 5cm
Canon makes the best 50mm camera lens, known as the EF 50mm f/1.8mk2, 50mm f/1.4 USM and 50mm f/1.2L lenses
50mm from 0.14mm = -49.86mm
50mm converts to 0.05m (multiply millimeters by 0.001)
50mm drivers could be loudspeakers. (Tweeters)
168cm add 50mm = 218
10mm = 1cm 50mm = 5cm
A 50mm lens has a diopter of 20.
Between 50mm and 6cm, the later would have the greater length. That is because 50mm is only equal to 5cm.
33-50mm offset in inches = -17
An object that measures 50mm is equal to 5 centimeters (1cm = 10mm).