Physics 9 Chapter 1 - Physical Quantities and Measurements - 23

Physics 9 Chapter 1 - Physical Quantities and Measurements - 23

1. How many significant figures are in 18.425cm?

a) All the digits are significant
b) Two
c) One
d) Three

2. Which of the following digit is not significant in 18.425cm?

a) 4
b) 1
c) 2
d) 8

3. Which of the following digit is not significant in 18.425cm?

a) 8
b) 4
c) 5
d) 1

4. How many estimated digits are present in significant figures?

a) Two
b) All
c) Three
d) One

5. More significant figure means.................precision?

a) Zero
b) Greater
c) Maximum
d) Less

6. The digits that are not............are always significant?

a) Negative
b) One
c) Decimal
d) Zero

7. How many significant digits are in 27?

a) No significant digit
b) 2
c) 1
d) 3

8. How many significant digits are in 275?

a) 2
b) 1
c) No significant digit
d) 3

9. How many significant digits are in 2705?

a) 3
b) 4
c) 1
d) 2

10. How many significant digits are in 275.00?

a) 2
b) 5
c) 3
d) 4

11. How many significant digits are in 0.03?

a) 1
b) 4
c) 3
d) 2

12. How many significant digits are in 0.027?

a) 2
b) 3
c) 4
d) 1

13. Final or ending zeros on the right in decimal fraction are..................?

a) Variable
b) Not significant
c) Significant
d) Constant

14. Non-zero digits are always....................?

a) Constant
b) Variable
c) Significant
d) Prefixes

15. Zeros between two significant figures are...................?

a) Constant
b) Significant
c) Variable
d) Prefixes

This is more feedback!

This is the feedback!