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Basant Kumar

· started a discussion

· 1 Months ago

doubt regarding this uestion (Question: 299733.0 )

ans should be 45 by using equation of motion.

Question:

The velocity–time graph of a particle thrown vertically upwards with an initial velocity of 30 m/s is shown in the figure. The velocity in the upward direction is taken as positive and that in the downward direction as negative. The maximum height to which the particle rises is:-

  

Options:
A)

30 m

B)

45 m

C)

60 m

D)

90 m

Solution:

Ans: (d) 90 m 

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