Questions

Assertion (A) & Reason (B) MCQ

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2 questions · timed · auto-graded

MCQ 11 Mark
Assertion (A) : If the graph of a polynomial touches $x$-axis at only one point, then the polynomial cannot be a quadratic polynomial.
Reason (R): A polynomial of degree $n(n>1)$ can have at most $n$ zeroes.
  • A
    Both, Assertion (A) and Reason (R) are true and Reason (R) is correct explanation of Assertion (A).
  • B
    Both, Assertion (A) and Reason (R) are true but Reason (R) is not correct explanation for Assertion (A).
  • C
    Assertion (A) is true but Reason (R) is false.
  • Assertion (A) is false but Reason (R) is true.
Answer
Correct option: D.
Assertion (A) is false but Reason (R) is true.
d
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MCQ 21 Mark
Assertion (A) : The tangents drawn at the end points of a diameter of a circle, are parallel.
Reason (R): Diameter of a circle is the longest chord.
  • A
    Both, Assertion (A) and Reason (R) are true and Reason (R) is correct explanation of Assertion (A).
  • Both, Assertion (A) and Reason (R) are true but Reason (R) is not correct explanation for Assertion (A).
  • C
    Assertion (A) is true but Reason (R) is false.
  • D
    Assertion (A) is false but Reason (R) is true.
Answer
Correct option: B.
Both, Assertion (A) and Reason (R) are true but Reason (R) is not correct explanation for Assertion (A).
b
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Assertion (A) & Reason (B) MCQ - Maths STD 10 Questions - Vidyadip