Formula deep page
Distance in nth second
sₙ = u + a(2n-1)/2
This formula belongs to the chapter "Motion in a Straight Line" in Class 11 Physics. Use it after identifying the right variables, matching the chapter context, and writing the substitution clearly.
How to use it
- Identify the quantity you need to find.
- Check the related variables and units from the question.
- Substitute values carefully into the formula.
- Simplify step by step and write the final statement.
Worked cue
u=0, a=10, n=3: s₃=0+10×5/2=25 m
Rule note: Distance in the nth second (not total)