Assertion (A) & Reason (B) MCQ

Questions

MCQ 11 Mark

Assertion(A): $(2+\sqrt{3}) \sqrt{3}$ is an irrational number.
Reason(R): Product of two irrational numbers is always irrational.

A
Both assertion (A) and reason (R) are true and reason (R) is the correct explanation of assertion (A)
B
Both assertion (A) and reason (R) are true and reason (R) is not the correct explanation of assertion (A)
✓
Assertion (A) is true but reason (R) is false.
D
Assertion (A) is false but reason (R) is true.

Answer

Correct option: C.

Assertion (A) is true but reason (R) is false.

(C) Assertion (A) is true but reason (R) is false.

MCQ 21 Mark

Assertion(A): The sequence −1, −1 − 1, . . . , −1 is an AP.
Reason(R): In an AP, $a_n-a_{n-1}$ is constant where $n \geq 2$ and $n \in N$

A
Both assertion (A) and reason (R) are true and reason (R) is the correct explanation of assertion (A)
B
Both assertion (A) and reason (R) are true and reason (R) is not the correct explanation of assertion (A)
✓
Assertion (A) is true but reason (R) is false.
D
Assertion (A) is false but reason (R) is true.

Answer

Correct option: C.

Assertion (A) is true but reason (R) is false.

(C) Both assertion (A) and reason (R) are true and reason (R) is the correct explanation of assertion (A)

Maths Assertion (A) & Reason (B) MCQ