Particle is projected with a velocity of ( 10 i ^ + 12 j ^ ) m / s . If it have a constant acceleration of ( 3 i ^ − 3 j ^ ) m / s 2 . Then select the correct statement :

Question

Particle is projected with a velocity of ( 10 i ^ + 12 j ^ ​ ) m / s . If it have a constant acceleration of ( 3 i ^ − 3 j ^ ​ ) m / s 2 . Then select the correct statement :

TestHub · Accepted Answer

d t d v ​ = ∣ v ∣ v ⋅ a ​ At t = 0 : ( d t d v ​ ) t = 0 ​ = ∣ u ∣ u ⋅ a ​ u ⋅ a < 0 ( d t d v ​ ) t = 0 ​ < 0 ⟹ Speed initially decreases u ⋅ a < 0 ⇒ ini t ia l s p ee dd ecre a ses ​

Physics - Kinematics Question with Solution | TestHub

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