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

1006

---

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

1067

---

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

953

---

Define enthalpy?

1064

---

Define steam turbine diaphragm?

1138

---

Explain what are the thermal conductivity properties of brass?

1011

---

What are the different types of gate valves?

1034

---

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

928

---

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

977

---

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

975

---

What are the some examples of a periscope?

949

---

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

1102

---

Explain how pipe flanges are electrically insulated?

981

---

Explain how can heat be applied to acrylic?

974

---

Explain the difference between blower and fan?

1043

---