Explain the difference between an electric motor and an electric generator?

1020

---

Explain the difference between the flight of a plane and a helicopter?

1088

---

Explain why will an ice cube placed in a cup of hot rotating water spin automatically faster than the water itself?

969

---

Define enthalpy?

1077

---

Define steam turbine diaphragm?

1146

---

Explain what are the thermal conductivity properties of brass?

1024

---

What are the different types of gate valves?

1049

---

Explain why is over-pressurizing an air conditioning system bad?

952

---

Explain how are the pneumatic system and the hydraulic system similar?

993

---

Explain how do you determine what suction pressure should be in r22 air conditioning compressors suction line?

987

---

What are the some examples of a periscope?

965

---

What is the date, first titan launch from cape canaveral?

1118

---

Explain how pipe flanges are electrically insulated?

999

---

Explain how can heat be applied to acrylic?

992

---

Explain the difference between blower and fan?

1069

---