Question

define least count of an instrument what does least count error indicates​

Answer 1

Answer:

least count of an instrument is the minimum value it can measure.

for example least count of vernier caliper is 0.01 CM, which means it can measure a minimum value of 0.01 centimetre

the least count error is the error associated with the instrument

Answer 2

Answer:

Least count of an instrument means instrument having less error. Least count means smallest division. It is one type of error. ... A vernier calliper has a least count of 0.01 cm. A spherometer may have a least count of 0.0001cm, it means that different measuring instruments have different-different least count.