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Worksheets

Day-3

Total questions: 20

Worksheet time: 7mins

Name
Class
Date
1.

Which instrument is primarily used to measure power parameters such as voltage, current, and power factor during an energy audit?

a)

Lux Meter

b)

Power Analyzer

c)

Thermography Camera

d)

Ultrasonic Flow Meter

2.

Which instrument helps in determining the combustion efficiency of boilers and furnaces?

a)

Flue Gas Analyzer

b)

Ultrasonic Flow Meter

c)

Lux Meter

d)

Power Quality Analyzer

3.

Which instrument is used to measure water or liquid flow without pipe cutting?

a)

Pitot Tube

b)

Ultrasonic Flow Meter

c)

Thermocouple

d)

Lux Meter

4.

Automatic Power Factor Controllers (APFC) are installed to:

a)

Increase voltage levels in the system

b)

Eliminate harmonics in power systems

c)

Improve power factor by switching capacitor banks

d)

Monitor water flow in industrial plants

5.

A Lux Meter is specifically used to measure:

a)

Thermal radiation

b)

Air velocity

c)

Illumination level (light intensity)

d)

Boiler steam pressure

6.

The energy efficiency 'Star Rating' label found on many appliances in India is implemented by which organization?

a)

Bureau of Indian Standards (BIS)

b)

Ministry of Power

c)

Bureau of Energy Efficiency (BEE)

d)

Central Electricity Authority (CEA)

7.

Under India's Energy Conservation Act, which of the following is an example of an industry sector classified as a 'Designated Consumer' (DC)?

a)

IT Services

b)

Cement

c)

Retail Shopping Malls

d)

Small-Scale Food Processing

8.

Non-contact temperature measurement devices, such as infrared thermometers, primarily work on the principle of detecting what type of radiation?

a)

Ultraviolet radiation

b)

Infrared radiation

c)

Microwave radiation

d)

X-ray radiation

9.

A thermocouple measures temperature based on which physical principle?

a)

Peltier Effect

b)

Seebeck Effect

c)

Joule Effect

d)

Photoelectric Effect

10.

Approximately what percentage of India's electricity is generated from coal?

a)

25%

b)

50%

c)

75%

d)

90%

11.

Frequency of ac power supply is

a)

47 Hz

b)

48Hz

c)

49Hz

d)

50Hz

12.

What is model number of fluke power quality analyser

a)

435

b)

436

c)

437

d)

438

13.

What is the THD for voltage

a)

5%

b)

10%

c)

7%

d)

3%

14.

What is name of software used extract data from power Quality and energy analyser

a)

Data view

b)

Fluke view

c)

Both

d)

None

15.

Energy loss calculator feature is available in which instrument

a)

PV analyzer

b)

Power quality analyzer

c)

Power and Energy logger

d)

All

16.

What is the temp of drinking water?

a)

20-25 °C

b)

30-35 °C

c)

4-10 °C

d)

40-60 °C

17.

Expand BOD

a)

Biological Oxygenated Demand

b)

Biochemical Oxygen Demand

c)

Biological Oxygen Demand

d)

Biogenic Oxygen Demand

18.

Plankton net is used for

a)

heavy metal analysis

b)

phyto zoo - Plankton

c)

Salt

d)

none of these

19.

Determination of E. coli in water is a

a)

physical test

b)

chemical test

c)

biological test

d)

physico chemical test

20.

Determination of heavy metals in water sample is done by

a)

pH meter

b)

UV spectrophotometer

c)

Raman spectroscopy

d)

Atomic Absorption Spectrophotometer