
	Trending ▼ ICSE CBSE 10th ISC CBSE 12th CTET GATE UGC NET Vestibulares ResFinder

Chapter 3.10 - Energy Efficient Technologies in Electrical Systems

8 pages, 45 questions, 0 questions with responses, 0 total responses,

bee_energy
Jawaharlal Nehru Technological University (JNTUH), Hyderabad

+Fave Message

Profile Timeline Uploads Q & A

Home > bee_energy > F Also featured on: rninawe2 mihir_5127

Formatting page ...

Question bank for Energy Managers & Energy Auditors Chapter 3.10: Energy Efficient Technologies in Electrical Systems Part-I: Objective type questions and answers 1. Maximum demand controller is used to ___________. a) switch off essential loads in a logical sequence c) switch off non-essential loads in a logical sequence 2. b) exceed the demand of the plant d) controls the power factor of the plant Capacitors with automatic power factor controller when installed in a plant: a) reduces active power drawn from grid c) reduces the voltage of the plant 3. b) reduces the reactive power drawn from grid d) increases the load current of the plant _________ controls the power factor of the installation by giving signals to switch on or off power factor correction capacitors. a) KILOVAR c) Intelligent power factor controller 4. b) Automatic power factor control relay d) Maximum demand controller __________ determines the rating of capacitance connected in each step during the first hour of its operation and stores them in memory. a) Maximum demand controller c) Automatic power factor controller 5. b) Intelligent power factor controller d) KILOVAR The following function can not be achieved with automatic power factor controllers. a) Voltage control 6. b) KILOVAR control c) kW control d) PF control The following features apply to energy efficient motors by design: a) Energy efficient motors last longer b) Starting torque for efficient motors may be lower than for standard motors State whether the two statements are True or False? 7. Eddy current drive can be a retrofit for ________. a) constant speed system requirement c) dual speed system requirement only 8. b) variable speed system requirement d) none of the above Electronic variable frequency drive (VFD) connected to motors: a) provide variable speed with high efficiency b) induces eddy-current in the secondary member of the clutch mechanism c) is not suitable for variable torque load d) does not provide variable speed and has low-efficiency 9. Variable speed can not be obtained with ____. a) DC motors controller b) AC motor controller c) soft starter controller d) AC & DC controllers 3.10 EET in electrical systems - revised (table format) 73

Formatting page ...

Tags : Bureau of Energy Efficiency, BEE, National Productivity Council of India, NPC, Energy Audit, Certified Energy Manager, Certified Energy Auditor, EM & EA, bee papers, bee sample papers, bee books, portal for bee india, bee question bank, bee question papers with answers, bee model test papers, solved board question papers of last year, previous years solved question papers, free online solved question paper, india sample questions papers, last 10 years papers, guess sample questions papers, important questions, specimen / mock papers, 2020, 2019, 2018, 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010, 2009, 2008, 2007, 2006, 2005.

bee_energy chat

Horizontal lines at:
Guest Horizontal lines at:
AutoRM Data:
Box geometries: