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Q1. Which of the following quantities has the dimension [M^0 L^0 T^1]? (2022)
Solution:
Time has the dimension [M^0 L^0 T^1].
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Q2. Which of the following is the correct unit for measuring pressure? (2020)
Solution:
The SI unit for measuring pressure is Pascal (Pa).
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Q3. The unit of force in the SI system is derived from which of the following? (2023)
Solution:
The unit of force (Newton) is derived from mass, length, and time: kg·m/s².
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Q4. What is the base unit of time in the SI system? (2019)
Solution:
The base unit of time in the SI system is the second (s).
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Q5. What is the dimension of velocity? (2022)
Solution:
Velocity is defined as displacement per unit time, hence its dimension is M^0L^1T^-1.
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Q6. What is the unit of pressure in SI? (2023)
Solution:
The SI unit of pressure is Pascal (Pa), which is equivalent to N/m².
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Q7. The unit of power in the SI system is: (2023)
Solution:
The SI unit of power is the Watt (W).
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Q8. Which of the following quantities has the dimension M^0L^1T^-1? (2021)
Solution:
Velocity has the dimension M^0L^1T^-1.
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Q9. Which of the following is the correct representation of the unit of energy? (2019)
Solution:
Both Joule and Newton-meter represent the same unit of energy.
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Q10. Which of the following is the correct dimension for velocity? (2021)
Solution:
The dimension of velocity is M^0L^1T^-1.
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