MCQ
Assertion and Reason Type
Each question consists of two statements, namely, Assertion $(A)$ and Reason $(R)$. For selecting the correct answer, use the following code:
Assertion $(A)$
Reason $(R)$
The curved surface area of a cone of base radius $3 cm$ and height $4 cm$ is $15\pi\text{cm}^2$
Volume of a cone $\pi\text{r}^2\text{h}$
  • 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 but reason $(R)$ is not the correct explanation of 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: A.
Both assertion $(A)$ and reason $(R)$ are true and reason $(R)$ is the correct explanation of assertion $(A)$.
Both assertion $(A)$ and reason $(R)$ are true and reason $(R)$ is the correct explanation of assertion $(A)$.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free