NEET
- Exam
- NEET
- Subject
- Physics
- Chapter
- Units and Dimensions
NEET · Physics · Units and Dimensions
Statement-I: Unit chosen for measuring physical quantities should...
Statement-I: Unit chosen for measuring physical quantities should not be accessible.
Statement-II: Unit should change with the changing physical conditions like temperature, pressure, etc.
Options
- ABoth Statement-I and Statement-II are correct.
- BBoth Statement-I and Statement-II are incorrect.
- CStatement-I is correct & Statement-II is incorrect.
- DStatement-I is incorrect & Statement-II is correct.
Correct answer
B. Both Statement-I and Statement-II are incorrect.
Step-by-step solution
Statement-I:
"Unit chosen for measuring physical quantities should not be accessible."
This is wrong. Units must be accessible and reproducible, so that measurements are standardized.
Statement-II:
"Unit should change with the changing physical conditions like temperature, pressure, etc."
This is also wrong. Units must be constant and not vary with physical conditions.
Correct Answer: (2) Both Statement-I and Statement-II are incorrect.