[amp_mcq option1=”The leakage resistance of ceramic capacitors is generally high” option2=”The stored energy in a capacitor decreases with reduction in value of capacitance” option3=”The stored energy in a capacitor increases with applied voltage” option4=”A wire cable has distributed capacitance between the conductors” correct=”option1″]<\/p>\n
The correct answer is: A. The leakage resistance of ceramic capacitors is generally high.<\/p>\n
Leakage resistance is the resistance of the dielectric material in a capacitor. It is a measure of how well the dielectric material prevents current from flowing through it. Ceramic capacitors have a very high leakage resistance, which means that they are very good at blocking current. This makes them ideal for use in high-frequency applications.<\/p>\n
The stored energy in a capacitor is given by the formula:<\/p>\n
$E = \\frac{1}{2}CV^2$<\/p>\n
where $C$ is the capacitance and $V$ is the voltage. As you can see, the stored energy increases with the square of the voltage. This means that if you double the voltage, the stored energy will increase by four times.<\/p>\n
A wire cable has distributed capacitance between the conductors. This capacitance is due to the fact that the conductors are close together. The distributed capacitance can be significant, and it can affect the performance of the cable. For example, it can cause crosstalk between different signals on the cable.<\/p>\n
I hope this explanation is helpful. Let me know if you have any other questions.<\/p>\n","protected":false},"excerpt":{"rendered":"
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