What are the apt definitions for apparent power, active power and reactive power? Explain about different types of lamps?

1127

---

How fouling effected the heat transfer rate?

1229

---

What are the assumptions made on conservation equation?

1096

---

How can we derive power factor equation p=vi cos phi?

1072

---

What is the process of including heat exchangers in ammonia refrigeration system?

1212

---

Should power factor be low or high?

1190

---

What is the dependency of stiffness on load angle??

1345

---

What is diversity factor in electric installations?

1194

---

Why increase in current leads to increase in conductor temperature?

1152

---

What is essential to prove safe isolation of electrical circuit?

1094

---

What is the ratio of true power to apparent power in an ac circuit?

1160

---

What is star-delta transformer?

1212

---

What is excitation in case of dc motor?

1184

---

Which type of transformer is used for lighting loads?

1147

---

List the advantages of star-delta starter with induction motor?

1028

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