A projectile is projected with initial velocity (6i^+8j^)m/sec.If g=10 ms−2, then horizontal range is
4.8 metre
9.6 metre
19.2 metre
14.0 metre
Here, ucosθ=6,usinθ=8 and g=10R=u2sin2θg=2u2sinθcosθg=2(usinθ)(ucosθ)g=2×8×610=9.6m