Question

A particle is thrown vertically upward with initial velocity of 150 m/s. Find the ratio of its speed at t = 3 seconds and t = 5 seconds. is $\frac{x+1}{x}$ the value of x is___. (take g = 10 m/s2)

• A. 5
• B. 6
• C. 10
• D. -5

Answer 1

Answer: (A)

5

Answer 2

The correct option is(A): 5