Advertisements
Advertisements
प्रश्न
State whether the following statement is true or false by writing T/F against it.
The ratchet of a screw gauge is used to measure the depth of a beaker.
पर्याय
True
False
Advertisements
उत्तर
False
The ratchets are used to hold the object under measurement gently between the studs.
APPEARS IN
संबंधित प्रश्न
Draw a neat and labelled diagram of a vernier callipers. Name its main parts and state their functions.
What do you mean by zero error of a screw gauge? How is it accounted for?
In the vernier callipers, there are 10 divisions on the vernier scale and 1 cm on the main scale is divided into 10 parts. While measuring the length, the zero of the vernier lies just ahead of the 1.8 cm mark and the 4th division of vernier coincides with a main scale division.
(a) Find the length.
(b) If zero error of vernier callipers is -0.02 cm,
What is the correct length ?
Who invented vernier callipers?
When does a vernier callipers has the negative error?
Name the measuring employed to measure the thickness of a paper.
On a vernier calliper, 25 vernier scale divisions are equal in length to 24 main scale divisions. One main scale division is 1 mm. Find the least count of the instrument.
