1) The electrostatic field is conservative as it has the following characteristics EXCEPT that: (a) Its circulation is identically zero (b) (c) Its curl is identically zero (d) The potential difference between any two points is zero it is the gradient of a scalar potential

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1)
2)
3)
EXCEPT that:
(a)
(b)
(c)
(d)
The electrostatic field is conservative as it has the following characteristics
(a)
(b)
(c)
(d)
Its circulation is identically zero
it is the gradient of a scalar potential
Its curl is identically zero
The potential difference between any two points is zero
A capacitor is made with seven metals and separated by sheets of Mica
having a thickness of 0.3 mm and a relative permittivity, er of 6. The area of one side
of each plate is 500 cm². A potential difference of 400 V is maintained across the
terminals of the capacitor. Calculate the capacitance, C.
0.0531 μF
0.531 μF
5.31 µF
53.1 μF
A homogenous dielectric with a relative permitivity, er of 2.5 fills Region
1 (x < 0) while Region 2 (x > 0) is a free space. If D₁ = 12x-10y +42 cc/m².
(a)
D2 = 122-4 -1.62 cC/m²
(b) D2= 12x +4ỹ -1.62 cC/m²
(c) D₂= 12x-4ỹ +1.62 cC/m²
(d) D₂= 12x+4y +1.62 cc/m²
Transcribed Image Text:1) 2) 3) EXCEPT that: (a) (b) (c) (d) The electrostatic field is conservative as it has the following characteristics (a) (b) (c) (d) Its circulation is identically zero it is the gradient of a scalar potential Its curl is identically zero The potential difference between any two points is zero A capacitor is made with seven metals and separated by sheets of Mica having a thickness of 0.3 mm and a relative permittivity, er of 6. The area of one side of each plate is 500 cm². A potential difference of 400 V is maintained across the terminals of the capacitor. Calculate the capacitance, C. 0.0531 μF 0.531 μF 5.31 µF 53.1 μF A homogenous dielectric with a relative permitivity, er of 2.5 fills Region 1 (x < 0) while Region 2 (x > 0) is a free space. If D₁ = 12x-10y +42 cc/m². (a) D2 = 122-4 -1.62 cC/m² (b) D2= 12x +4ỹ -1.62 cC/m² (c) D₂= 12x-4ỹ +1.62 cC/m² (d) D₂= 12x+4y +1.62 cc/m²
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