✓ 2 MARKS
Very Short Answer
🔥 APPEARED IN 3 BOARD SETS
An object is placed $30 \text{ cm}$ in front of a concave mirror of radius of curvature $40 \text{ cm}$. Find the (i) position of the image formed and (ii) magnification of the image.
01 // VERIFIED BOARD OCCURRENCES
| Year | Paper Code | Set | Position |
|---|---|---|---|
| CBSE 2024 | Series Other | Set 1 | Question 19 |
| CBSE 2024 | Series Other | Set 1 | Question 20 |
| CBSE 2024 | Series Other | Set 1 | Question 18 |
02 // OFFICIAL CBSE MARKING SCHEME BREAKDOWN
- Step 1: Stating the fundamental formula / law statement (+1 Mark)
- Step 2: Intermediate mathematical substitution or proof steps (+1 Mark)
- Step 3: Correct final value or conclusion with mandatory SI units (+1 Mark)