ECA

Active Learning Technique

Education

2 plays

30 questions

Gajkumar

•almost 5 years ago

Question 1

Multiple Choice

10 points

Which of the following materials are not used for the transmission and distribution of electrical power?

A.Aluminum

B.Tungsten

C.Copper

D.Steel

Question 2

Multiple Choice

10 points

The main objective of energy management is to

A.All of these given

B.Maintain optimum energy procurement and utilization

C.Minimum environmental effects

D.Minimize energy cost

Question 3

Multiple Choice

10 points

Role of energy manger is

A.Intermediate player between top management, energy and cost centers of the plant

B.As well as called production manager and project manager

C.Energy auditor and in charge of the finance department of the plant

D.In charge of the captive power plant and mediator between plant and Electricity boards

Question 4

Multiple Choice

10 points

Types of loss in Transmission and Distribution system

A.Commercial Losses

B.Frictional Losses

C.Mechanical Losses

D.None of the given

Question 5

Multiple Choice

10 points

When compared to standard motors, energy efficient motors have

A.Higher starting torque

B.Lower slip

C.Lower shaft speed

D.All of the given

Question 6

Multiple Choice

10 points

The efficiency figures for energy efficient motors (in comparison with standard efficiency motor) can be generally higher by____%.

A.0.01

B.10% and above

C.3-7%

D.8-10%

Question 7

Multiple Choice

10 points

Energy efficient transformer core is made up of ______.

A.Amorphous core - metallic glass alloy

B.none of the given

C.Copper

D.Silicon alloyed iron (grain oriented)

Question 8

Multiple Choice

10 points

By increasing cross section area of conductor

A.The resistance decreases

B.All of the given

C.The efficiency decreases

D.The loss increases

Question 9

Multiple Choice

10 points

Following one is not a energy conservation technique in motor

A.Periodic maintenance

B.Improve power quality

C.Load sharing

D.Operating in star mode

Question 10

Multiple Choice

10 points

Epoxy Resin Impregnated is also termed as

A.None of the given

B.Cast resin impregnated

C.Vacuum pressure impregnated

D.silicon steel impregnated

Question 11

Multiple Choice

10 points

Which of the following step to reduce Commercial loss?

A.Use of electronic meters

B.Energy audits should be introduced

C.A special vigilance squad should be set up

D.All of the given

Question 12

Multiple Choice

10 points

Following which one is not a renewable energy source

A.Petrol

B.Geo-thermal

C.Wind energy

D.Solar energy

Question 13

Multiple Choice

10 points

Bureau of Energy Efficiency created in

A.March 2001

B.January 2002

C.March 2002

D.March 2003

Question 14

Multiple Choice

10 points

Which of the following is Reason for commercial loss?

A.Improper testing and calibration of meters

B.Adopt wrong connection

C.Purposeful burning of energy meters

D.All of the given

Question 15

Multiple Choice

10 points

The main objective of energy management is to

A.Maintain optimum energy procurement and utilization

B.Minimize energy cost

C.Minimum environmental effects

D.All of these given

Question 16

Multiple Choice

10 points

What is the difference between two-part tariff and maximum demand tariff?

A.Semi fixed charges are also included.

B.A separate maximum demand meter is used.

C.A separate meter is used.

D.All of these given

Question 17

Multiple Choice

10 points

What is tariff?

A.The rate at which electrical energy is supplied to the consumers.

B.None of the given

C.The rate at which electrical energy is produced in the plant.

D.Both options

Question 18

Multiple Choice

10 points

Domestic consumers are charged?

A.Off peak tariff

B.Block rate tariff

C.Flat rate tariff

D.Flat demand tariff

Question 19

Multiple Choice

10 points

Which one of the following is not an objective of tariff:

A.Recovery of cost on production of power

B.Profit gain

C.Load factor improvement

D.Recovery of capital investment

Question 20

Multiple Choice

10 points

Which of the following is not a benefit of cogeneration

A.Reduced transmission losses

B.Reduced greenhouse gas emission

C.Reduced power factor

D.Increased efficiency of energy conservation and use

Question 21

Multiple Choice

10 points

Cogeneration is the simultaneous generation of

A.Heat and power

B.Mechanical energy and power

C.Steam and condensate

D.All of the given

Question 22

Multiple Choice

10 points

The cogeneration is not applicable to which type of industry?

A.Paper and pulp

B.Refinery

C.Refractory / brick-making

D.Sugar

Question 23

Multiple Choice

10 points

A-B-C analysis is used in

A.CPM

B.PERT

C.All of given

D.Inventory control

Question 24

Multiple Choice

10 points

An energy audit team is finalized during

A.Post audit phase

B.Pre-audit phase

C.The time of the study

D.Audit phase

Question 25

Multiple Choice

10 points

Lux meter is used to measure……

A.Sound intensity and illumination level

B.Speed

C.Harmonics

D.Illumination level

Question 26

Multiple Choice

10 points

Non contact speed measurements can be carried out by

A.Multimeter

B.Speedometer

C.Oscilloscope

D.Stroboscope

Question 27

Multiple Choice

10 points

Infrared thermometer is used to measure

A.Hot water temperature

B.Flame temperature

C.Surface temperature

D.all of the given

Question 28

Multiple Choice

10 points

By parallel operation of transformer,

A.None of the given

B.The load is share on connected transformers

C.Both Options

D.The load is increases on transformer

Question 29

Multiple Choice

10 points

In dry type transformer, cooling medium is,

A.Water

B.Air

C.Oil

D.Gas

Question 30

Multiple Choice

10 points

As per BIS standards the tolerance limit of voltage is

A.+/- 9%

B.+/- 10%

C.+/- 3%

D.+/- 6%