Card 1: What is error?
Error is the difference between the actual value of a quantity and the value obtained in measurement.
Card 2: What is systematic error?
Systematic errors are errors which tend to shift all measurements in a systematic way so their mean value is displaced. Systematic errors can be compensated if the errors are known.
Card 3: State 3 sources of systematic error.
Sources of Systematic Error
Card 4: State 2 precaution steps to reduce systematic error.
Steps to reduce Systematic Error
Card 5: What is meant by zero error?
Card 6: Define random Error
Card 7: State the causes of random error
Causes of Random Error
Random errors are caused by factors that are beyond the control of the observers. Random error can cause by:
Card 8: How random error can be avoided or reduced?
How to avoid random error
Card 9: What is parallax error?
A parallax error is an error in reading an instrument due to the eye of the observer and pointer are not in a line perpendicular to the plane of the scale.