Scholarships For Economically Weaker Candidates!

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52.A Solar System Generates 20 Kwh Per Day And The Local Cost Of Electricity Is $0.10 Per Kwh. How Much Money Is Saved Per Day By Using Solar Energy?

$1.00

$3.00

$5.00

$2.00

None

What Is The Voltage Level At Transmission Grid Connection?

110V

220kV

415V

11kV–33kV

None

What Is The Primary Function Of An Inverter In A Solar Plant?

Track Sun

Monitor Power

Convert DC to AC

Store Energy

None

What Is The Total Energy Production In Kwh For A 10 Kw Solar System Operating For 4 Hours A Day For 30 Days?

1500 kWh

1000 kWh

1200 kWh

2000 kWh

None

What Is Inverter Efficiency Typically?

85–98%

50%

100%

65%

None

What Is The Average Degradation Rate Of A Pv Module Per Year?

0.1%

2%–3%

0.5%–1%

None

What Is The Typical Inverter Capacity In A 1 Mw Pv Plant With 2 Nos?

250 kW

50 kW

100 kW

500 kW

None

If A Solar Plant Has A Capacity Of 100 Kw And Operates For 6 Hours Per Day, What Is Its Monthly Energy Output? (Assume 30 Days In A Month)

20,000 kWh

12,000 kWh

25,000 kWh

18,000 kWh

None

Which Factor Most Reduces Solar Panel Output?

Rain

Altitude

Dust And Shading

Wind

None

10.

How Many Watts Is A Typical Modern Solar Panel Rated For?

200–250 W

100–150 W

330–550 W

600–700 W

None

11.

What Is Included In Capex?

Tariff

O&M Cost

Interest Only

Initial Capital Expenditure

None

12.

What is the standard voltage of a utility-scale PV system?

500V

1000V

220V

110V

None

13.

Which Unit Is Used For Solar Irradiance?

Lumen/m²

Lux

kW/day

kWh/m²/day

None

14.

What Is A Typical Capacity Utilization Factor (Cuf) For A Pv Plant?

17%–33%

30%–35%

50%

None

15.

If A Solar Inverter Operates At 90% Efficiency And Handles 10 Kw Of Input Power, What Is The Output Power Of The Inverter?

9 kW

10 kW

12 kW

11 kW

None

16.

How Often Should Thermal Imaging Be Done For Fault Detection?

Every 5 Years

Monthly

Bi-Annually

Annually

None

17.

How Many Operators Are Needed For A 1 Mw Solar Plant?

10+

1–2

5–6

None

18.

What Is The Average Lifespan Of A Solar Pv Module?

15 years

10 years

25–30 years

5 years

None

19.

What Does Net Metering Allow?

Monitoring Plant Online

Charging at Night

Backup With Diesel

Exporting Excess Power To The Grid

None

20.

A 1 Mw Solar Power Plant Operates At 80% Efficiency. What Is Its Actual Output?

1.2 MW

0.8 MW

0.5 MW

1 MW

None

21.

Which Battery Type Is Commonly Used In Pv + Storage Systems?

Lithium-ion

Nickel-Cadmium

Zinc-air

Lead-acid

None

22.

What Does Scada Stand For?

Solar Control And Data Analysis

Solar Cooling And Distribution Analysis

System Configuration And Direct Access

Supervisory Control And Data Acquisition

None

23.

What Is The Typical Range Of Solar Insolation For Good Solar Sites?

3–4 kWh/m²/day

2–3 kWh/m²/day

5–6.5 kWh/m²/day

1–2 kWh/m²/day

None

24.

What Does Irradiance Measure?

Wind Speed

Solar Power Per Unit Area

Module Voltage

Temperature

None

25.

What Type Of Current Do Pv Modules Generate?

Pulsed

Static

None

26.

Which Factor Contributes Most To Energy Loss In Pv Plants?

Wind Speed

Soiling And Heat

Cable Resistance

Panel Color

None

27.

What Is The Output Power Of A Solar Panel Rated At 300w Under Standard Test Conditions (Stc)?

250W

350W

100W

300W

None

28.

What Does Pr (Performance Ratio) Measure?

Efficiency Of Solar To Grid Conversion

Backup Capacity

Panel Angle

Total Cost

None

29.

A 5 Kw Solar System Is Installed In An Area With 4 Peak Sun Hours Per Day. What Is The Daily Energy Generation Of The System?

15 kWh

10 kWh

20 kWh

12 kWh

None

30.

What Unit Is Used To Measure Solar Panel Output?

Watt

Volt

Celsius

Amp

None

31.

What Does Lcoe Stand For?

Local Control of Electricity

Load Capacity Over Energy

Levelized Cost of Electricity

Limited Circuit Output Efficiency

None

32.

What Is A Common String Configuration In A 1500v System?

5 Panels

2 Panels

10 Panels

25–30 Panels

None

33.

What Are Peak Sun Hours?

Hours When Grid Is Online

Equivalent Full-sun Hours Per Day

Hours With Maximum Demand

Nighttime Hours

None

34.

What Is The Total Energy Output (In Kwh) Of A Solar System Rated At 500w Operating For 5 Hours A Day For 30 Days?

150 kWh

200 kWh

100 kWh

75 kWh

None

35.

A 1 Kw Solar System Produces 5 Kwh Of Energy In A Day. What Is The Average Efficiency Of The System?

60%

80%

70%

50%

None

36.

What Is The Payback Period For Many Pv Systems?

1–2 years

15 years

6–10 years

3–5 years

None

37.

Which Material Is Most Commonly Used In Pv Modules?

Silicon

Copper

Aluminum

Iron

None

38.

What Does Isc Stand For?

Internal System Code

Short-Circuit Current

Inverter Short Contact

Isolation Contact Current

None

39.

Which Unit Is Used To Express Annual Yield?

Amps

°C/year

MWh/year

V/m

None

40.

Which Type Of Inverter Is Most Commonly Used In Utility-scale Pv?

Micro Inverter

Hybrid Inverter

Central Inverter

Grid-tie Inverter

None

41.

If The Solar Array Consists Of 500 Panels, Each Rated At 300w, What Is The Total Power Output Of The Array?

100 kW

200 kW

50 kW

150 kW

None

42.

How Many Panels Are Typically Installed In A 1 Mw Pv Plant Using 500w Panels?

2000

2500

1000

1500

None

43.

What is the tilt angle for fixed-tilt systems in tropical regions?

30°–35°

10°–15°

0°

60°

None

44.

What Is The Max Input Voltage For Many Modern Inverters?

220V

1500V

500V

1000V

None

45.

If A Solar Panel Is Rated At 350w And Receives 6 Hours Of Sunlight Per Day, What Is Its Daily Energy Output In Wh?

1500 Wh

3000 Wh

2100 Wh

2500 Wh

None

46.

Which Incentive Supports Solar Installations Financially?

Blackout Rate

Net Blackout Tariff

FIT (Feed-in Tariff)

Reverse Power Loss

None

47.

What Is The Average Round-trip Efficiency Of Li-ion Storage?

100%

50%

85–95%

60%

None

48.

What Is The Expected Yearly Energy Output (In Kwh) For A Solar Panel Rated At 300w, In A Location With 5 Peak Sun Hours Per Day?

600 kWh

1200 kWh

1000 kWh

500 kWh

None

49.

What Is The Power Formula?

V / I

I² × R

V + I

V × I

None

50.

What Is A Good Performance Ratio For A Pv System?

90%–100%

50%

30%

75%–85%

None

51.

What Factor Affects Payback Time The Most?

Inverter Color

Number Of Poles

Solar Irradiation

Cable Size

None

52.

What Is A Good Roi (Return On Investment) For Solar Projects?

6–10%

16–25%

11–15%

<5%

None

53.

What Is The Open-circuit Voltage (Voc) Of A Typical 500w Module?

110V

12V

45–50V

None

54.

What Is Typical Annual Downtime In Hours For Well-managed Solar Plants?

300 hours

100 hours

1000 hours

<10 hours

None

55.

What Is The Typical Efficiency Of A Crystalline Silicon Pv Module?

16–22%

10–12%

5–7%

25–30%

None

56.

If A Solar Panel Generates 250w Under Standard Conditions And Receives 5 Hours Of Sunlight Per Day, How Much Energy Does It Generate In A Day?

500 Wh

1250 Wh

1000 Wh

2000 Wh

None

57.

How Often Is Module Cleaning Done In Dry Zones?

Weekly

Monthly

Quarterly

Yearly

None

58.

If The Voltage Of A Solar Panel Is 36v And The Current Is 8a, What Is The Power Generated By The Panel?

150W

200W

250W

120W

None

59.

If A Solar Array Has A Capacity Of 50 Kw And Operates For 5 Hours Per Day With 80% Efficiency, How Much Energy Is Generated In One Day?

300 kWh

150 kWh

250 kWh

200 kWh

None

60.

What Is The Typical Installed Cost For Utility-scale Solar Per Watt?

$3/W

) $0.50–$0.80/W

$0.20/W

$1.5/W

None

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