MCQ Collection
India MCQs
Practice India questions with answers and explanations.
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Correct Answer: A. 74
Explanation:
|v|²=7²+5²=74.
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Correct Answer: C. 16
Explanation:
f′(x)=2x, so f′(8)=16.
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Correct Answer: C. 13
Explanation:
By Vieta, α+β=13.
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Correct Answer: A. 10
Explanation:
Determinant=2×5=10.
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Correct Answer: D. 58
Explanation:
|v|²=3²+7²=58.
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Correct Answer: C. 8
Explanation:
f′(x)=2x, so f′(4)=8.
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Correct Answer: D. 4.0
Explanation:
(5+3)/2=4.0.
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Correct Answer: A. 11
Explanation:
By Vieta, α+β=11.
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Correct Answer: D. 6.5
Explanation:
(8+5)/2=6.5.
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Correct Answer: C. 16
Explanation:
By Vieta, α+β=16.
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Correct Answer: B. 90
Explanation:
Determinant=10×9=90.
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Correct Answer: A. Boyle’s law
Explanation:
For fixed gas at constant temperature, PV is constant.
