Kinematics-10

2 Answers

1133

Sourish Ghosh ·2013-06-07 07:24:00

1) 7 sec
2) 175 m

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Akash Anand Excellent Work..try to put a crisp solution as well.
Upvote·0· Reply ·2013-06-10 06:03:16
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1133

Sourish Ghosh ·2013-06-10 08:30:27

50cos53 = ucos45
u is the velocity when the projectile hits the plane.

-usin45 = 50sin53 -gt

t is time of flight.

find x, y coord of projectile when it hits the plane, using the found data.
required distance = x - y

√ √ || {} [] () → ~ ^ x x x → → ln log lg lim lim cos sin tan cot arcsin arccos arctan

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∑ ∑ ∑ ∑ ∑ ∮ ∮ ∮ ∮ ∮ ∏ ∏ ∏ ∏ ∏ ∐ ∐ ∐ ∐ ∐

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° ∂ ∞ α β γ δ θ λ μ ν ξ π ρ σ φ ω ε ƒ κ τ υ Γ Δ Λ Σ Π Ω