Why the transformer is mostly used aboard the ship?

1875

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Electrical symbol

2009

---

List the different devices and components of main switchboard.

2465

---

How do you detect earth by lam p?

1887

---

How do you reset the circuit breaker?

1979

---

What is the purpose of ventilation in the battery room?

2005

---

What are the usual checks when induction motor is running?

2080

---

Methods to dry up wet induction motors?

2047

---

The lowest allowable insulation resistance?

1935

---

What is space heater?

1854

---

What is hertz in electrical system?

2036

---

Draw a parallel circuit with one battery and two resistors. Derive the formula for resistance?

1913

---

Define earth lamp?

2034

---

What is the use of multi tester?

1923

---

"How to check the diode, fuse and bearer switch?"

2171

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