Energy Conservation Flashcards
CO2 emission rate
1) incandescent lamp 60W
2) CFL 15W (1/4 of IL)
1) incandescent lamp : 65g/hr
2) CFL : 16g/hr
when energy intensity in a specific product, process or area of production or consumption is reduced without affecting output, consumption or comfort levels, it is _______
a) energy conservation
b) energy efficiency
energy efficiency
In the last two hundred years, we have consumed __% of all resources.
1) 30%
2) 50%
3) 60%
4) 80%
60%
Today, ___% of primary energy comes from non-renewable, and fossil sources (coal, oil, etc.).
1) 35%
2) 55%
3) 65%
4) 85%
85%
_____ means using less energy to perform the same function
a) energy conservation
b) energy efficiency
energy efficiency
The industrial sector accounts for some ___% of global primary energy demand and approx. the same share of CO2 emissions.
1) 31%
2) 41%
3) 51%
4) 61%
41%
_______ is achieved when growth of energy consumption is reduced
a) energy conservation
b) energy efficiency
Energy conservation
______ includes energy efficiency, along with other ways to reduce energy costs. These can include changing energy purchasing contracts, switching fuels and using renewable energy and battery storage
1) Energy effectiveness
2) Energy productivity
3) Energy savings
Energy productivity
_________ is doing more using the same or less energy cost
1) Energy effectiveness
2) Energy productivity
3) Energy savings
Energy productivity
Increased efficiency can lower greenhouse gas (GHG) emissions and other pollutants, as well as decrease water use
T
an integrated energy purchase and energy management budget should be developed as part of the energy management action plan
T
Planning of an energy management strategy needs to be carried out at various levels within an organization
T
With the enactment of ______ [act], the Energy Management and Energy
Conservation have become core issues.
Energy Conservation Act-2001
Lighting systems consumes nearly ___% of the total power consumption in any building
1) 05 to 10%
1) 10 to 15%
1) 15 to 20%
1) 20 to 25%
15 to 20%
Power Factor Improvement by Installation of additional _______.
1) Resistor Banks
2) Capacitor Banks
Capacitor Banks
In BSNL, the Lux levels for Switch Room lighting has already been revised as ____ Lux for General Lighting and ____ Lux for Task Lighting
1) 80, 120
2) 100, 150
3) 100. 120
4) 120, 150
100 Lux for General Lighting and
150 Lux for Task Lighting
Replace of T12 fused tubes by ___ tubes, which use 8% less electricity
1) T8
2) T4
3) T2
T8 tubes
There is a complete ban in providing incandescent bulbs in any BSNL building even in the common areas or toilets.
T
Generally, mirror optics luminaires are provided in working area, switch room area so as to provide glare free, uniform and optimum light distribution.
T
Energy eff:
T12, 40W: ____ lumens per watt
1) 64
2) 68
3) 90
4)104
64 lumens per watt
Energy eff:
T8, 36W with electronic ballast____ lumens per watt
1) 64
2) 68
3) 90
4)104
90 lumens per watt
Energy eff:
T8, 36W without electronic ballast____ lumens per watt
1) 64
2) 68
3) 90
4)104
68 lumens per watt
Energy eff:
T5, 28W with electronic ballast____ lumens per watt
1) 64
2) 68
3) 90
4)104
104 lumens per watt
compound lights are switch “ON” only during limited hours of darkness and also 50% light is switched “OFF” after ___ pm and also complete switching “OFF” whenever sunlight is
available
1) 9 pm
2) 10 pm
3) 11pm
11 pm.
