Advertisements
Advertisements
Question
What is the least count in the case of the following instrument?
Thermometer
Advertisements
Solution
The least count of the following is
Thermometer= 0.1°c
APPEARS IN
RELATED QUESTIONS
The size of bacteria is 1 µ. Find the number of bacteria present in 1 m length.
The thimble of a screw gauge has 50 divisions. The spindle advances 1 mm when the screw is turned through two revolutions.
(i) What is the pitch of the screw gauge?
(ii) What is the least count of the screw gauge?
When a screw gauge with a least count of 0.01 mm is used to measure the diameter of a wire, the reading on the sleeve is found to be 1 mm and the reading on the thimble is found to be 27 divisions.
(i) What is the diameter of the wire in cm?
(ii) If the zero error is +0.005 cm, what is the correct diameter?
Define metre according to the old definition.
What is the need for measuring length with vernier callipers?
Explain the term least count of a screw gauge. How are they determined?
Define the least count of an instrument.
In a vernier calipers, (N + 1) divisions of vernier scale coincide with N divisions of main scale. If 1 MSD represents 0.1 mm, the vernier constant (in cm) is ______.
