D is the distance between the plates of a parallel plate capacitor. Th – McqOptions

MCQOPTIONS

1.	D is the distance between the plates of a parallel plate capacitor. The dielectric constants are ₁ and ₂ respectively. The total capacitance is proportional to ____________
A.	( frac{ _1 _2}{ _1+ _2} )
B.	<sub>1</sub> <sub>2</sub>
C.	( frac{ _1}{ _2} )
D.	<sub>1</sub> <sub>2</sub>
Answer» B. <sub>1</sub> <sub>2</sub>

Discussion

No Comment Found

Related MCQs

The resistance of a thermistor decreases with increases in __________
If A = 3 + j1, then A<sup>4</sup> is equal to __________
For making a capacitor, the dielectric should have __________
If operator a = 1 120 . Then (1 a) is equal to ____________
A 1 F capacitor is connected to 12 V batteries. The energy stored in the capacitor is _____________
A two branch circuit has a coil of resistance R<sub>1</sub>, inductance L<sub>1</sub> in one branch and capacitance C<sub>2</sub> in the second branch. If R is increased, the dynamic resistance is going to ___________
D is the distance between the plates of a parallel plate capacitor. The dielectric constants are <sub>1</sub> and <sub>2</sub> respectively. The total capacitance is proportional to ____________
A capacitor, used for power factor correction in a single phase circuit decreases which of the following?
Branch current and loop current relation is expressed in matrix form shown below, where Ij represents branch current and Ik represents loop current.<br>[I<sub>1</sub>; I<sub>2</sub>; I<sub>3</sub>; I<sub>4</sub>; I<sub>5</sub>; I<sub>6</sub>; I<sub>7</sub>; I<sub>8</sub>] = [0 0 1 0; -1 -1 -1 0; 0 1 0 0; 1 0 0 0; 0 0 -1 -1; 1 1 0 -1; 1 0 0 0; 0 0 0 1] [I<sub>1</sub>; I<sub>2</sub>; I<sub>3</sub>; I<sub>4</sub>]<br>The rank of the incidence matrix is?