Ejercicio 1 8/19/2020
=(𝝉𝟏+𝝉𝟑)/𝟐+(𝝉𝟏−𝝉𝟑)/𝟐 𝐜𝐨𝐬𝟐𝜽
τn
=(𝝉𝟏−𝝉𝟑)/𝟐 𝐬𝐢𝐧𝟐𝜽
σ
ᵅ 63.45
τ3 4
τn 7
σ 6
τ1 19
TRABAJO EN CLASE 20-08-20
τn =(𝝉𝟏+𝝉𝟑)/𝟐+(𝝉𝟏−𝝉𝟑)/𝟐 𝐜𝐨𝐬𝟐𝜽
σ =(𝝉𝟏−𝝉𝟑)/𝟐 𝐬𝐢𝐧𝟐𝜽
ᵅ 55.5
τn 2
σ 8
τ1 13.74
τ3 -3.45
=(𝝉𝟏+𝝉𝟑)/𝟐+(𝝉𝟏−𝝉𝟑)/𝟐 𝐜𝐨𝐬𝟐𝜽
τn
=(𝝉𝟏−𝝉𝟑)/𝟐 𝐬𝐢𝐧𝟐𝜽
σ
ᵅ 55.5
τn 13
σ 3.5
τ1 13.74
τ3 -3.45
=(𝝉𝟏+𝝉𝟑)/𝟐+(𝝉𝟏−𝝉𝟑)/𝟐 𝐜𝐨𝐬𝟐𝜽
τn
=(𝝉𝟏−𝝉𝟑)/𝟐 𝐬𝐢𝐧𝟐𝜽
σ
ᵅ 63.45
τ3 4
τn 7
σ 6
τ1 19
TRABAJO EN CLASE 20-08-20
τn =(𝝉𝟏+𝝉𝟑)/𝟐+(𝝉𝟏−𝝉𝟑)/𝟐 𝐜𝐨𝐬𝟐𝜽
σ =(𝝉𝟏−𝝉𝟑)/𝟐 𝐬𝐢𝐧𝟐𝜽
ᵅ 55.5
τn 2
σ 8
τ1 13.74
τ3 -3.45
=(𝝉𝟏+𝝉𝟑)/𝟐+(𝝉𝟏−𝝉𝟑)/𝟐 𝐜𝐨𝐬𝟐𝜽
τn
=(𝝉𝟏−𝝉𝟑)/𝟐 𝐬𝐢𝐧𝟐𝜽
σ
ᵅ 55.5
τn 13
σ 3.5
τ1 13.74
τ3 -3.45
