✓ 1 MARKS
MCQ
🔥 APPEARED IN 3 BOARD SETS
Suppose particles 1 and 2 enter the magnetic field $\vec{B} = B_0 \hat{k}$ with velocities $\vec{v}_1 = v_1 \hat{i}$ and $\vec{v}_2 = v_2 \hat{i}$. Then :
A
both particles revolve clockwise
B
both particles revolve anticlockwise
C
particle 1 revolves clockwise while particle 2 revolves anticlockwise
D
particle 1 revolves anticlockwise while particle 2 revolves clockwise
01 // VERIFIED BOARD OCCURRENCES
| Year | Paper Code | Set | Position |
|---|---|---|---|
| CBSE 2026 | Series 55-3 | Set 1 | Question iii |
| CBSE 2026 | Series 55-3 | Set 2 | Question 29(iii) |
| CBSE 2026 | Series 55-3 | Set 3 | Question (iii) |
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)