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1. Optimum speed = v₀ = [RgtanΘ]¹⁻₂
R= 300
theta = 15⁰
g= 10
so, v₀= √300 x 10 x tan 15
= 28.06 ms⁻²
2. max speed= Vm= √Rg u+tan theta/ 1- utan theta
as u=0.2
= √300 x 10 0.2+tan15/1- 0.2tan 15
= 38.13 ms⁻¹
Hope the answer was helpful to you If it was please mark it as brainlist ❤️
R= 300
theta = 15⁰
g= 10
so, v₀= √300 x 10 x tan 15
= 28.06 ms⁻²
2. max speed= Vm= √Rg u+tan theta/ 1- utan theta
as u=0.2
= √300 x 10 0.2+tan15/1- 0.2tan 15
= 38.13 ms⁻¹
Hope the answer was helpful to you If it was please mark it as brainlist ❤️
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