Two buses P and Q start from a point at the same time and move in a straight line and their positions are represented by X_P(t)=\alpha t+\beta t^2 and X_Q(t)=f t-t^2 At what time, both the buses have same velocity? [25-Jun-2022-Shift-2]

Correct Answer is : f−α2(1+β)

Motion in a Straight Line

Section: Physics

Question : 62 of 119

Marks: +1, -0

Two buses P and Q start from a point at the same time and move in a straight line and their positions are represented by XP(t)=αt+βt2 and XQ(t)=ft−t2 At what time, both the buses have same velocity?

[25-Jun-2022-Shift-2]

‌
α−f
1+β
‌
α+f
2(β−1)
‌
α+f
2(1+β)
‌
f−α
2(1+β)

Validate

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