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प्रश्न
Define the term pitch.
What do you understand by the term pitch of screw?
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उत्तर
“The pitch of a screw is the distance moved by the screw in one complete rotation of its head.”
OR
Pitch may also be defined as “the distance between two consecutive threads of screw measured along the axis of the screw.”
Pitch = `"Distance moved by thimble on M.S."/"Number of rotations of thimble"`
संबंधित प्रश्न
Define the least count of vernier callipers. How do you determine it?
Name the part of the vernier callipers which is used to measure the following
Internal diameter of a mug
Which of the following measures a small length to high accuracy : metre rule , vernier callipers or screw gauge?
The least count of a vernier calipers is :
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 ?
Which part of vernier callipers is used to measure the internal length of a hollow cylinder?
The circular scale of a screw gauge has 50 divisions. Its spindle moves by 2 mm on the sleeve, when given four complete rotations calculate
- pitch
- least count
The following diagrams (Fig. 5) show the use of a vernier caliper under three different situations. Study the diagrams carefully and note down the vernier readings in each case.
(a) Measuring the diameter of the rod
(b) Measuring Internal diameter of a cavity
(c) Measuring depth of a cavity
A vernier caliper using the scale invented by Galileo.
