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In my school, the playground is too small to have a 400 m track, so the school constructed a 200 m track instead. Does this mean that we need a smaller stagger for the race tracks in my school (i.e., smaller than the stagger used in the Olympics), for the same 4 x 100 m relay race?
No, the school track actually requires a larger stagger, not a smaller one. On a running track, the stagger compensates only for the extra distance run around curved bends: Extra distance per full lap = 2 x π x w, where w is lane width. A 4 x 100 m relay covers 400 m in total: On a standard 400 m trRead more
No, the school track actually requires a larger stagger, not a smaller one.
On a running track, the stagger compensates only for the extra distance run around curved bends:
Extra distance per full lap = 2 x π x w, where w is lane width.
A 4 x 100 m relay covers 400 m in total:
On a standard 400 m track, a 400 m race is 1 complete lap, containing 2 curved bends (total angle 360°), requiring a stagger of 2πw.
On a 200 m track, a 400 m race requires 2 complete laps, which contains 4 curved bends (total angle 720°).
The extra distance run in an outer lane is 2 x (2πw) = 4πw.
Therefore, the total stagger needed on a 200 m track is twice as large as on a 400 m track.
For more NCERT Solutions of Class 9 Ganita Manjari Chapter 6 Measuring Space: Perimeter and Area Question Answer (2026-27)
https://www.tiwariacademy.com/ncert-solutions/class-9/maths/ganita-manjari-chapter-6/
See lessWhy does the poet compare music to a ‘needed friend’?
The poet characterizes music as a needed friend because it provides consistent, judgment-free support whenever loneliness overwhelms her. In times when friends or acquaintances fail to notice her distress, music steps in as a steadfast emotional anchor. It comforts her sorrow, lifts her drooping spiRead more
The poet characterizes music as a needed friend because it provides consistent, judgment-free support whenever loneliness overwhelms her. In times when friends or acquaintances fail to notice her distress, music steps in as a steadfast emotional anchor. It comforts her sorrow, lifts her drooping spirits and offers a quiet, reassuring presence that ensures she never feels abandoned in adversity.
For more NCERT Solutions of Class 9 English Kaveri Chapter 6 A Friend Found in Music Question Answer (2026-27)
https://www.tiwariacademy.com/ncert-solutions/class-9/english/kaveri-chapter-6/
See lessHow is music able to move the poet ‘to the core’?
Music moves the poet to the core through its innate rhythm and expressive melody, which align seamlessly with her deepest psychological and spiritual state. By acting as a stabilizing emotional anchor, musical harmony penetrates beyond surface-level listening, directly touching her inner spirit, awaRead more
Music moves the poet to the core through its innate rhythm and expressive melody, which align seamlessly with her deepest psychological and spiritual state. By acting as a stabilizing emotional anchor, musical harmony penetrates beyond surface-level listening, directly touching her inner spirit, awakening intense emotional awareness and providing meaningful balance during moments of quiet self-reflection and vulnerability.
For more NCERT Solutions of Class 9 English Kaveri Chapter 6 A Friend Found in Music Question Answer (2026-27)
https://www.tiwariacademy.com/ncert-solutions/class-9/english/kaveri-chapter-6/
See lessGive evidence from the poem to support that the speaker is the poet herself.
The evidence confirming that the speaker is the poet herself lies in the frequent use of intimate first-person pronouns. Phrases like 'pulls me to the shore', 'moves me to the core', 'when I feel blue' and 'make sure I pull through' demonstrate subjective emotional authenticity. The poem reads as aRead more
The evidence confirming that the speaker is the poet herself lies in the frequent use of intimate first-person pronouns. Phrases like ‘pulls me to the shore’, ‘moves me to the core’, ‘when I feel blue’ and ‘make sure I pull through’ demonstrate subjective emotional authenticity. The poem reads as a personal confession of coping and gratitude rather than a detached narrative about a fictional character.
For more NCERT Solutions of Class 9 English Kaveri Chapter 6 A Friend Found in Music Question Answer (2026-27)
https://www.tiwariacademy.com/ncert-solutions/class-9/english/kaveri-chapter-6/
See lessIdentify the mood of the poem from the options given below: (i) nostalgic (ii) thoughtful (iii) amused (iv) playful
The correct option is 'thoughtful' because the poem adopts an introspective, reflective tone. The speaker examines her emotional vulnerabilities, meditating quietly on how music sustains her spirit during grief and enhances her happiness. This contemplative mood invites readers to examine their ownRead more
The correct option is ‘thoughtful’ because the poem adopts an introspective, reflective tone. The speaker examines her emotional vulnerabilities, meditating quietly on how music sustains her spirit during grief and enhances her happiness. This contemplative mood invites readers to examine their own internal lives and recognize the quiet, therapeutic solace that art and melody provide during times of personal difficulty.
For more NCERT Solutions of Class 9 English Kaveri Chapter 6 A Friend Found in Music Question Answer (2026-27)
https://www.tiwariacademy.com/ncert-solutions/class-9/english/kaveri-chapter-6/
See less