Usually a CT has ____________ Options: A . &nbspPower overload capacity than PT B . &nbspThe same overload capacity as a PT C . &nbspA higher overload capacity than a PT D . &nbspNo overload capacity

Usually a CT has ___________

Question

Usually a CT has ____________

Options:

A . Power overload capacity than PT

B . The same overload capacity as a PT

C . A higher overload capacity than a PT

D . No overload capacity

Answer: Option C
Answer: (c).A higher overload capacity than a PT

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Question 1. The observation when the secondary winding of a current transformer is open-circuited is?....

Question 2. A (350 A/ 7A), 50 Hz current transformer has a primary bar. The secondary burden is a pure resistance of 1 Ω and it dr....requires 350 AT for magnetization. Find the percentage ratio error.

Question 3. A 200/1 Current Transformer (CT) is wound with 400 turns on the secondary on a toroidal core. When it carries a current ....by 1, the new ratio error (in %) will be?

Question 4. The CT supplies current to the current coil of a wattmeter power factor meter, energy meter and, an ammeter. These are c....meter, energy meter and, an ammeter. These are connected as?

Question 5. A PT is a device which is ___________....

Question 6. In a moving iron meter, the deflection torque is proportional to?....

Question 7. The full-scale deflection current of a meter is 4 mA and its internal resistance is 400Ω. This meter is to have full d....is the value of the series resistor to be used?

Question 8. The full-scale deflection current of an ammeter is 4 mA and its internal resistance is 400Ω. If this meter is to have ....is the value of the shunt resistance to be used?

Question 9. A 50 Hz voltage is measured with a moving iron voltmeter and a rectifier type AC voltmeter connected in parallel. If the....Vb respectively. Then the form factor may be estimated as?

Question 10. A PMMC rated as 100 μA is used in a rectifier type of instrument which uses full wave rectification. What is the sensit....full wave rectification. What is the sensitivity on sinusoidal AC?

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