MEDIUM
9th ICSE
IMPORTANT
Earn 100

Draw a neat and labelled diagram for a screw gauge. Name its main parts and state their functions.

Important Questions on Measurements and Experimentation

EASY
9th ICSE
IMPORTANT
Name the instrument which can measure accurately the internal diameter of the neck of a water bottle.
EASY
9th ICSE
IMPORTANT
The pitch of a screw gauge is 0.5 mm and the head scale is divided in 100 parts. What is the least count of the screw gauge?
EASY
9th ICSE
IMPORTANT
A screw has a pitch equal to 0.5 mm. What should be the number of divisions on its head to read correct up to 0.001 mm with its help?
EASY
9th ICSE
IMPORTANT
How are the time period and the frequency of an oscillation of a simple pendulum related?
EASY
9th ICSE
IMPORTANT
Two simple pendulums A and B have lengths 1.0 m, 4.0 m respectively at a certain place. Which pendulum will make more oscillations in one minute? Explain. Take g=10 m s-2.
EASY
9th ICSE
IMPORTANT
State how does the time period of a simple pendulum depend on the length of the pendulum.
EASY
9th ICSE
IMPORTANT
State how does the time period of a simple pendulum depend on the acceleration due to gravity.