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Motion in One Dimension — JEE physics STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceJEE physicsMotion in One Dimension1 Mark
Question
Assertion : Rocket in flight is not an illustration of projectile.
Reason : Rocket takes flight due to combustion of fuel and does not move under the gravity effect alone.
✓

Answer

(a) Motion of rocket is based on action reaction phenomena and is governedbyrateoffuelburning causing the change in momentum of ejected gas.

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