1. How many base quantities are there in SI system?
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Ch 1
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Question 1 of 37
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2. SI unit of time is:
3. Which of the following is a non-physical quantity?
4. Which prefix represents 10⁶?
5. Accuracy refers to:
6. Least count means:
7. Resultant of two vectors at right angles is found using:
8. Physics mainly deals with the study of:
9. Which causes error in measurement?
10. Distance is a:
11. Prefix kilo (k) represents:
12. Which of the following is a scalar quantity?
13. Which is the SI unit of length?
14. Precision refers to:
15. Force is a:
16. SI unit of volume is:
17. Which of the following is a derived quantity?
18. Zero error occurs when:
19. Which of the following is correct scientific notation?
20. Measurement is comparison with:
21. Which instrument is used to measure time?
22. Volume of a liquid is measured using:
23. Unit of force is:
24. Which quantity is measured in m²?
25. SI unit of speed is:
26. Prefix micro (µ) means:
27. Displacement is a:
28. SI unit of mass is:
29. Which quantity changes when direction changes?
30. Prefix milli (m) represents:
31. Which quantity has both magnitude and direction?
32. Screw gauge is mainly used to measure:
33. Which of the following is a base quantity?
34. Random errors can be reduced by:
35. Scientific notation is used to express:
36. Which instrument is used to measure length accurately?
37. Which quantity is vector?