Transformer Insulation and Vacuum Technology Quiz

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What is the discharge inception stress in the dielectric at a pressure of 1200mm Hg?

0.52 kV peak

0.68 kV peak

0.81 kV peak

1.03 kV peak (correct)

At what pressure does the discharge inception stress in the dielectric reach 1.13 kV peak?

1150 mm Hg (correct)

1100 mm Hg

1050 mm Hg

1200 mm Hg

What is the energy loss per cycle in the sample at a pressure of 800mm Hg and 16kV peak applied voltage?

$128 \, \mu J$

$200 \, \mu J$

$175 \, \mu J$

$150 \, \mu J$ (correct)

How many discharges per cycle would occur at a voltage of 16kV peak and a pressure of 800mm Hg?

14 Signup and view all the answers

What is the apparent discharge magnitude when a step voltage of 1V from the generator causes the same detector response as observed for the 20kV on the capacitor?

$10^7$ pF Signup and view all the answers

If each of the four component capacitors was tested individually at 5kV, how much step voltage was required for equal amplitude display?

$0.62$ V Signup and view all the answers

What is the diameter of the cylindrical air-filled cavity located in the center of the dielectric?

$2$ mm Signup and view all the answers

How deep is the cylindrical air-filled cavity with its axis at right angles to the electrodes?

$0.05$ mm Signup and view all the answers

What type of voltage is applied between the electrodes?

Alternating voltage Signup and view all the answers

What configuration are the four identical capacitors connected in to form the 25kV capacitor?

Series configuration Signup and view all the answers

Transformer Insulation and Vacuum Technology Quiz

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Questions and Answers

What is the discharge inception stress in the dielectric at a pressure of 1200mm Hg?

At what pressure does the discharge inception stress in the dielectric reach 1.13 kV peak?

What is the energy loss per cycle in the sample at a pressure of 800mm Hg and 16kV peak applied voltage?

How many discharges per cycle would occur at a voltage of 16kV peak and a pressure of 800mm Hg?

What is the apparent discharge magnitude when a step voltage of 1V from the generator causes the same detector response as observed for the 20kV on the capacitor?

If each of the four component capacitors was tested individually at 5kV, how much step voltage was required for equal amplitude display?

What is the diameter of the cylindrical air-filled cavity located in the center of the dielectric?

How deep is the cylindrical air-filled cavity with its axis at right angles to the electrodes?

What type of voltage is applied between the electrodes?

What configuration are the four identical capacitors connected in to form the 25kV capacitor?

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