Q1. The rating of an electrical appliance is given as 230V, 5A. What is its approximate power rating assuming a purely resistive load?

Q2. While an MCB protects equipment from overloads, an RCCB is primarily designed to protect?

Q3. The physical phenomenon where changes in magnetic flux density continuously lag behind changes in the magnetizing force is called?

Q4. The primary purpose of using a transformer in an electrical network is to?

Q5. For purely non-magnetic materials like air, wood, or plastic, the B-H curve plots as?

Q6. The amount of magnetic flux density that remains in a material after the external magnetizing force is completely removed is known as?

Q7. Inside an MCB, which specific component is responsible for tripping the circuit during a slow, gradual thermal overload?

Q8. What is the standard frequency of the alternating current (AC) power supply in India?

Q9. In a series magnetic circuit consisting of different materials, which quantity remains exactly the same throughout?

Q10. How frequently should a consumer press the "Test" button on an RCCB to ensure it remains reliable?