MCQ Collection
GIKI Physics MCQs
Practice GIKI Physics questions with answers and explanations.
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Correct Answer: B. kilogram
Explanation:
The kilogram is the SI base unit of mass.
The gram is one-thousandth of a kilogram.
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Correct Answer: C. second
Explanation:
The second is the SI base unit of time.
Minutes and hours are accepted non-SI units derived from it.
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Correct Answer: D. Speed
Explanation:
A scalar has magnitude only.
Speed has no associated direction.
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Correct Answer: A. Acceleration
Explanation:
A vector has both magnitude and direction.
Acceleration describes the rate and direction of velocity change.
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Correct Answer: C. Consistency of physical equations
Explanation:
Both sides of a valid physical equation must have the same dimensions.
Dimensional analysis can reveal inconsistent formulas.
