UD Flashcards
1
Q
A:- Random errors occur due to unpredictable variations in experimental conditions.
R:- Random errors can be reduced by taking multiple measurements and calculating the average.
A
(2)
2
Q
A:- Zero error is a instrumental error.
R:- In a vernier calipers the zero mark of vernier scale may not be coincide with zero mark of the main scale.
A
(1)
3
Q
A:- Parallax method is used to measure large length.
R:- Large distance such as the distance of planet or star from earth cannot be measured directly.
A
(2)
