A) \[\frac{({{\alpha }^{2}}+{{\beta }^{2}})t}{\alpha \,\beta }\]
B) \[\frac{({{\alpha }^{2}}-{{\beta }^{2}})t}{\alpha \,\beta }\]
C) \[\frac{(\alpha +\beta )t}{\alpha \,\beta }\]
D) \[\frac{\alpha \beta t}{\alpha \,+\beta }\]
Correct Answer: D
Solution :
Key Idea: When car starts from rest, initial velocity is zero but when car is decelerating, final velocity is zero.You need to login to perform this action.
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