WorksheetsTime and Motion (09/08/2021) III
Total questions: 10
Worksheet time: 2mins
Measurements are expressed in an internationally accepted units called as ____________________
CGS
FPS
MKS
SI
What natural event is used everyday till now to measure a portion of time?
Seasons
Migration of Birds
Sunrise and Sunset
Phases of Moon
What is the defect in Sundial ?
Gnomon in the Sundial is triangular in structure
Sundial could not be used during night and on cloudy days
Sundial solved the problem of timekeeping during day time
Sundial uses shadow to measure time
Water clock was invented by ___________________
Ancient Greeks
Ancient Hebrews
Ancient Latins
Ancient Germans
A simple pendulum was invented by ________________
Thomas Alwa Edison
Galileo Galilee
Leo Tolstoy
Albert Einstein
The pendulum clock was invented by ________________.
Christiaan Huygens
Joseph Priestley
Alpha Fredrick
Robert Louis Stevenson
One complete to and fro motion of a pendulum is called ________________
Time period
One Oscillation
Periodic motion
Non periodic motion
The time period of the pendulum is depended on ________________
Weight of the bob
Length of the string
Displacement
Point of suspension
What is the frequency of oscillation in a Quartz crystal ?
30000
32000
32750
32768
What is the chance of error in a Quartz clock?
1/10^9
1/10^8
1/10^7
1/10^8
