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a)Determine the phase constant ϕ (−π≤ϕ≤π) in x=Acos(ωt+ϕ) if, at t=0, the oscillating mass is at...

a)Determine the phase constant ϕ (−πϕπ) in x=Acos(ωt+ϕ) if, at t=0, the oscillating mass is at x=A.

b)Determine the phase constant ϕ (−πϕπ) in x=Acos(ωt+ϕ) if, at t=0, the oscillating mass is at x=1/2A.

c)Determine the phase constant ϕ (−πϕπ) in x=Acos(ωt+ϕ) if, at t=0, the oscillating mass is at x=−1/2A.

d)Determine the phase constant ϕ (−πϕπ) in x=Acos(ωt+ϕ) if, at t=0, the oscillating mass is at x=A/√2

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