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Maths Assertion (A) & Reason (B) MCQ

MODEL PAPER 3 (STANDARD) · CBSE STD 10 (CBSE - English Medium). 2 questions.

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Assertion (A) & Reason (B) MCQ

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2 questions · timed · auto-graded

MCQ 11 Mark
Assertion (A): $\sqrt{3}, 2 \sqrt{3}, 3 \sqrt{3}, 4 \sqrt{3}$ this series forms an A.P.
Reason (R): Since common difference is same and equal to $\sqrt{3}$ therefore given series is an AP.
  • ✓
    Both A and R are true and R is the correct explanation of A.
  • B
    Both A and R are true but R is not the correct explanation of A.
  • C
    A is true but R is false.
  • D
    A is false but R is true.
Answer
Correct option: A.
Both A and R are true and R is the correct explanation of A.
(a) Both A and R are true and R is the correct explanation of A.
Explanation: Both A and R are true and R is the correct explanation of A.
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MCQ 21 Mark
Assrtion (A): A toy is in the form of a cone mounted on a hemisphere with the same radius. The radius of the conical portion is 4 cm and its height is 3 cm . the surface area of the toy is $163.28 cm^2$. [Take $\pi=3.14$ ]
Reason (R): Volume of hemisphere is $\frac{2}{3} \pi r^2$
  • A
    Both A and R are true and R is the correct explanation of A.
  • B
    Both A and R are true but R is not the correct explanation of A.
  • ✓
    A is true but R is false.
  • D
    A is false but R is true.
Answer
Correct option: C.
A is true but R is false.
(c) A is true but R is false.
Explanation: A is true but R is false
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Assertion (A) & Reason (B) MCQ - Maths STD 10 Questions - Vidyadip