Energy conservation laws in mechanics

Impulse
p = mv
Find   It is known that:
      =   

Mechanical work
A = Fs
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      =   

Mechanical work and the angle
A = Fs cos(a)
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      =   

Power
N = A/t
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      =   

Power
N = F v
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      =   

Efficiency
η = A_n/A
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      =   

Efficiency
η = P_n/P
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      =   

Mechanical energy
E = E_k + E_p
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      =   

Kinetic energy
E_k = mv^2/2
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      =   

Kinetic energy and impulse
E_k = p^2/(2m)
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      =   

Potential energy
E_p = mgh
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      =   

Potential energy of the compressed (stretched) spring
E_p = kx^2/2
Find   It is known that:
      =