For the following questions answer them individually
A bullet is fired vertically upwards with a velocity of 196 m/sec. What is the maximum height reached by the bullet ? (Assuming g-9.8 miser-2)
If $$\frac{x}{y} = \frac{6}{5}$$, then find the value of $$\frac{x^2 + y^2}{x^2 - y^2}$$
'When a body is wholly or partially, immersed in a fluid, it experiences an upthrust equal to the weight of the fluid displaced'. This is known as :
If $$t_o, t_p $$ and $$ t_m$$Â are the optimistic, pessimistic and most likely time estimates of an activity respectively, then the expected time t of the activity will be :Â