Electrical Resistivity of Goat Meat

Figures & data

Figure 1. Schematic circuit diagram for the measurement of the impedance of the goat meat sample.

Figure 2. Current through goat meat sample when 20 V, 100 Hz electricity was applied across it.

Figure 3. Output voltage across the goat meat sample when 20 V, 100 Hz electricity was applied across it.

Table 1 Values of A and k in the resistivity model, ρ = A (log f)^−k ), with respect to input voltage and waveforms, where ρ = resistivity, and f = frequency

	Input voltage V (ac)
	10			20			30
Wave form	A	k	r ^2	A	k	r ^2	A	k	r ^2
Triangular	628.35	0.0988	0.99	411.11	0.0694	0.98	366.39	0.0007	0.98
Sinusoidal	625.26	0.1114	0.99	344.19	0.0607	0.98	282.54	0.0458	0.98
Square	493.75	0.0969	0.99	277.75	0.0497	0.99	248.20	0.0459	0.99

Figure 4. (a) Effects of voltage and frequency on the resistivity in sinusoidal wave regime; (b) Effects of voltage and frequency on the resistivity in square wave regime; (c) Effects of voltage and frequency on the resistivity in sawtooth wave regime.

Figure 5. (a) Effects of input voltage and frequency on the resistivity of goat meat in the sinusoidal wave regime; (b) Effects of input voltage and frequency on the resistivity of goat meat in the square wave regime; (c) Effects of input voltage and frequency on the resistivity of goat meat in the sawtooth wave regime.

Table 2 Mean resistivity values of goat meat, across and along the myofiber axes, from pooled data for four frequencies (10, 100, 1 k, and 10 kHz)

	Input voltage V (ac)
	10		20
Wave form	Across	Along	Across	Along
Triangular	350.6	313.9	262.0	257.4
Sinusoidal	325.0	278.1	233.3	209.7
Square	278.6	234.6	199.5	188.0