CSS - PMS - CCE - PCS - Pakistan Affairs (P.A)
Chashma Nuclear Power Plant
Which statement best summarizes the development of the Chashma nuclear site by 2026?
A. One operating reactor only
B. Four operating PWR units plus a fifth larger PWR under construction
C. All units permanently shut down
D. Only research reactors are located there
Correct Answer: B
By 2026, Chashma hosts four operating PWRs (C-1 to C-4) and the larger C-5 PWR under construction.
CSS - PMS - CCE - PCS - Pakistan Affairs (P.A)
Chashma Nuclear Power Plant
Pakistan's nuclear generation accounted for approximately what share of NTDC-system generation in 2025 according to PAEC?
A. 5.0%
B. 10.0%
C. 18.5%
D. 35.0%
Correct Answer: C
PAEC states that nuclear power contributed around 18.5% of NTDC-system generation in 2025.
CSS - PMS - CCE - PCS - Pakistan Affairs (P.A)
Chashma Nuclear Power Plant
In 2025, Pakistan's nuclear plants supplied about how many billion units of electricity to the national grid according to PAEC?
A. 10.2 billion units
B. 15.0 billion units
C. 23.6 billion units
D. 49.7 billion units
Correct Answer: C
PAEC reports that nuclear plants supplied about 23.6 billion units in 2025.
CSS - PMS - CCE - PCS - Pakistan Affairs (P.A)
Chashma Nuclear Power Plant
The four operating Chashma reactors contribute to Pakistan's national grid primarily as:
A. Nuclear-generated electricity
B. Hydroelectricity
C. Wind power
D. Coal-based power
Correct Answer: A
The Chashma units generate electricity from nuclear fission and supply it to the national grid.
CSS - PMS - CCE - PCS - Pakistan Affairs (P.A)
Chashma Nuclear Power Plant
Which statement best distinguishes PAEC from PNRA?
A. PAEC regulates and PNRA operates
B. PAEC operates nuclear facilities; PNRA independently regulates nuclear safety
C. Both are electricity distribution companies
D. Both set consumer tariffs
Correct Answer: B
PAEC is the nuclear operator/developer, while PNRA is the independent safety regulator.
CSS - PMS - CCE - PCS - Pakistan Affairs (P.A)
Chashma Nuclear Power Plant
A key energy-security benefit of nuclear power for Pakistan is:
A. Dependence on daily sunshine
B. Stable baseload electricity with low direct carbon emissions
C. Complete elimination of grid infrastructure
D. No need for safety regulation
Correct Answer: B
Nuclear plants can provide high-capacity, continuous generation with low direct operational carbon emissions.
CSS - PMS - CCE - PCS - Pakistan Affairs (P.A)
Chashma Nuclear Power Plant
Which fuel source gives nuclear power an advantage in reducing direct fossil-fuel combustion during electricity generation?
A. Uranium fuel
B. Imported furnace oil
C. Diesel
D. Natural gas
Correct Answer: A
Nuclear reactors use uranium-based fuel and do not burn fossil fuels to generate heat.
CSS - PMS - CCE - PCS - Pakistan Affairs (P.A)
Chashma Nuclear Power Plant
Which of the following is NOT an operational Chashma unit?
A. C-1
B. C-3
C. C-5
D. C-4
Correct Answer: C
C-5 is under construction; C-1 through C-4 are operational.
CSS - PMS - CCE - PCS - Pakistan Affairs (P.A)
Chashma Nuclear Power Plant
Which nuclear power station has more operational reactor units: Chashma or Karachi?
A. Karachi
B. Chashma
C. Both have the same
D. Neither has operating reactors
Correct Answer: B
Chashma has four operating units, while Karachi has two operating units (K-2 and K-3).
CSS - PMS - CCE - PCS - Pakistan Affairs (P.A)
Chashma Nuclear Power Plant
What is the combined gross capacity of Pakistan's six operating nuclear power plants according to PAEC?
A. 1,330 MWe
B. 2,200 MWe
C. 3,530 MWe
D. 4,730 MWe
Correct Answer: C
PAEC lists four Chashma units totaling 1,330 MWe and two Karachi units totaling 2,200 MWe, for 3,530 MWe gross.
CSS - PMS - CCE - PCS - Pakistan Affairs (P.A)
Chashma Nuclear Power Plant
As of 2026, how many operational nuclear power plants did PAEC operate across Pakistan?
A. Four
B. Five
C. Six
D. Eight
Correct Answer: C
PAEC operates six nuclear power plants: four at Chashma and two at Karachi.
CSS - PMS - CCE - PCS - Pakistan Affairs (P.A)
Chashma Nuclear Power Plant
In the September 2026 comparison, CNPGS electricity generation cost was described as second-lowest after:
A. Coal power
B. Imported LNG
C. Hydropower
D. Solar rooftop generation
Correct Answer: C
The reported comparison described CNPGS generation as second-lowest in cost after hydropower.
CSS - PMS - CCE - PCS - Pakistan Affairs (P.A)
Chashma Nuclear Power Plant
According to information reported in September 2026, electricity generated by CNPGS cost approximately:
A. Rs 3.250 per unit
B. Rs 6.876 per unit
C. Rs 12.500 per unit
D. Rs 25.000 per unit
Correct Answer: B
Information presented in the Senate and reported by PAEC-linked coverage placed CNPGS generation cost at about Rs 6.876 per unit.
CSS - PMS - CCE - PCS - Pakistan Affairs (P.A)
Chashma Nuclear Power Plant
WANO stands for:
A. World Association of Nuclear Operators
B. World Atomic Network Organization
C. Western Alliance for Nuclear Operations
D. World Agency for Nuclear Oversight
Correct Answer: A
WANO stands for World Association of Nuclear Operators.
CSS - PMS - CCE - PCS - Pakistan Affairs (P.A)
Chashma Nuclear Power Plant
What WANO Performance Indicator Index score did C-1 achieve in each of the first two quarters of 2026?
A. 75
B. 85
C. 95
D. 100
Correct Answer: D
C-1 achieved a WANO Performance Indicator Index score of 100 in each of the first two quarters of 2026.
CSS - PMS - CCE - PCS - Pakistan Affairs (P.A)
Chashma Nuclear Power Plant
C-1's 427-day milestone represented:
A. Pakistan's first grid connection
B. PAEC's longest continuous operating cycle for a nuclear power plant
C. Commissioning of C-5
D. Shutdown of Chashma station
Correct Answer: B
PAEC described it as the longest continuous operating cycle achieved by a nuclear plant in its history.
CSS - PMS - CCE - PCS - Pakistan Affairs (P.A)
Chashma Nuclear Power Plant
The 427-day uninterrupted operation record of C-1 was achieved during which operating cycle?
A. Cycle 10
B. Cycle 15
C. Cycle 18
D. Cycle 20
Correct Answer: C
The record was achieved during C-1's Cycle 18.
CSS - PMS - CCE - PCS - Pakistan Affairs (P.A)
Chashma Nuclear Power Plant
In September 2026, C-1 set a PAEC record by operating continuously for how many days?
A. 365 days
B. 400 days
C. 427 days
D. 500 days
Correct Answer: C
C-1 completed 427 days of safe uninterrupted operation during Cycle 18, a PAEC record.
CSS - PMS - CCE - PCS - Pakistan Affairs (P.A)
Chashma Nuclear Power Plant
Approximately how much net electricity did C-4 generate in 2025?
A. 1,990.1 GWh
B. 2,192.0 GWh
C. 2,589.3 GWh
D. 6,972.5 GWh
Correct Answer: B
PAEC reports 2,192.0 GWh net generation from C-4 in 2025.
CSS - PMS - CCE - PCS - Pakistan Affairs (P.A)
Chashma Nuclear Power Plant
Approximately how much net electricity did C-3 generate in 2025?
A. 1,990.1 GWh
B. 2,192.0 GWh
C. 2,304.3 GWh
D. 2,589.3 GWh
Correct Answer: D
PAEC reports 2,589.3 GWh net generation from C-3 in 2025.