www.ThinkITI.com

Home
MCQ
Search
Free Apps
Important
Study Groups
Contact Us
Policy

Home
MCQ
Objective Questions
ITI
MRAC
MRAC Set-1
Direct Expansion Air Conditioning
14

Direct Expansion Air Conditioning MCQ with Answers

14) Which parameter of power supply reduces the starting current in VFD motor?

Decreased power factor

Increased supply voltage

Lower frequency operation

Decreased resistance mode

Answer is:

Lower frequency operation

Direct Expansion Air Conditioning MCQ with Answers

For more MCQ's Click Here

Related Direct Expansion Air Conditioning MCQ with Answers

15) Why the U trap is provided in water drain line of AHU?

Allows air from outside

Block dust from outside

Prevent entry of foul smell

Ensure free flow of drain water

Answer is:

Prevent entry of foul smell

16) What is the benefit of VRV system?

Bigger in size

Many controls

Energy saving

Saving refrigerant

Answer is:

Energy saving

17) Which type of AC system is capable of heating or cooling in different zones simultaneously?

Package AC

Central plant AC

VRV AC system

VAV AC system

Answer is:

VRV AC system

18) Which distribution system is absent in VRV operation compared to central AC plant?

Refrigeration

Ducting system

Refrigerant flow

Interlocked wiring

Answer is:

Ducting system

Direct Expansion Air Conditioning MCQ with Answers

For more MCQ's Click Here