Advertisements
Advertisements
Question
State the formula for calculating the pitch of screw.
Advertisements
Solution
Pitch of screw
= `"Distance moved by thimble on main scale"/"Number of rotations of thimble"`
E.g. If 5 mm is the distance moved by the thimble on the main scale in 5 rotations then,
Pitch = `(5 "mm")/5` = 1 mm
APPEARS IN
RELATED QUESTIONS
A vernier callipers has a zero error of + 0.06 cm. Draw a neat labelled diagram to represent it.
Name the two scales of a vernier callipers and explain how it is used to measure length correct up to 0.01 cm.
What do you mean by zero error of a screw gauge? How is it accounted for?
A pendulum completes 2 oscillations in 5 s. What is its time period? If g = 9.8 m s-2, find its length.
Define metre according to the old definition.
Define metre in terms of the wavelength of light.
Is it possible to increase the degree of accuracy by mathematical manipulations? Support your answer by an example.
Name the measuring employed to measure the diameter of a pencil.
