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masalah 1
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What is the main byproduct of a fuel cell when hydrogen and oxygen are used?
- Methane
- Water
- Carbon Dioxide
- Sulfur Dioxide
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Fuel Cell Challenge!
AZA AZMAN
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masalah 2
pilihan
Which type of fuel cell uses a polymer electrolyte membrane?
- Solid Oxide Fuel Cell
- Proton Exchange Membrane Fuel Cell
- Alkaline Fuel Cell
- Phosphoric Acid Fuel Cell
masalah 3
pilihan
What are the main components of a fuel cell?
- Battery, Electrolyte, Shaft
- Anode, Cathode, Electrolyte
- Turbine, Anode, Cathode
- Compressor, Electrolyte, Shaft
masalah 4
pilihan
Which fuel cell type operates at the highest temperature?
- Proton Exchange Membrane Fuel Cell
- Solid Oxide Fuel Cell
- Alkaline Fuel Cell
- Phosphoric Acid Fuel Cell
masalah 5
pilihan
What is the efficiency range of a Proton Exchange Membrane Fuel Cell?
- 10-20%
- 30-40%
- 40-50%
- 60-70%
masalah 6
pilihan
What is a major disadvantage of fuel cells?
- Zero emissions
- High cost
- Abundant hydrogen
- Silent operation
masalah 7
pilihan
Why is hydrogen considered a clean fuel?
- It produces carbon dioxide
- It is abundant
- It only emits water as a byproduct
- It is easy to store
masalah 8
pilihan
Which element is used in the catalyst of PEM fuel cells to improve reactions?
- Gold
- Silver
- Platinum
- Copper
masalah 9
pilihan
What limits the applications of Solid Oxide Fuel Cells?
- Low efficiency
- High operating temperature
- Lack of hydrogen
- Complex design
masalah 10
pilihan
What is the primary fuel used in fuel cells to produce electricity?
- Hydrogen
- Oxygen
- Carbon Dioxide
- Nitrogen
masalah 11
pilihan
Which type of fuel cell operates at high temperatures and is suitable for stationary applications?
- Proton Exchange Membrane (PEM)
- Solid Oxide Fuel Cell (SOFC)
- Alkaline Fuel Cell
- Phosphoric Acid Fuel Cell
masalah 12
pilihan
Which of the following is NOT an advantage of fuel cells?
- Higher efficiency than IC engines
- Zero emissions at the point-of-use
- Durability issues
- No moving parts in the stack
masalah 13
pilihan
What is the primary challenge in using hydrogen as a fuel for fuel cells?
- Abundance of hydrogen
- Difficulty in storage and transportation
- High efficiency of fuel cells
- Low operating temperatures
masalah 14
pilihan
Which type of fuel cell is most suitable for use in cars and buses due to its low operating temperature?
- Alkaline Fuel Cell
- Solid Oxide Fuel Cell (SOFC)
- Molten Carbonate Fuel Cell
- Proton Exchange Membrane (PEM)
masalah 15
pilihan
What is a key component of a fuel cell that speeds up the reactions at the electrodes?
- Electrolyte
- Catalyst
- Battery
- Anode
masalah 16
pilihan
In a PEM fuel cell, what role does the electrolyte play?
- Stores hydrogen
- Carries electrons
- Carries ions between anode and cathode
- Generates electricity
masalah 17
pilihan
What is a key advantage of fuel cells compared to internal combustion engines?
- Higher efficiency
- Lower cost
- More complex structure
- Higher emissions
masalah 18
pilihan
Which type of hydrogen is considered the cleanest form of energy?
- Grey Hydrogen
- Blue Hydrogen
- Green Hydrogen
- Black Hydrogen
masalah 19
pilihan
What does an electrolyte do in a fuel cell?
- Generates electricity
- Carries charged particles
- Acts as a catalyst
- Stores hydrogen
masalah 20
pilihan
What is a common application of fuel cells in telecommunications?
- Powering satellites
- Backup power systems
- Data transmission
- Signal amplification
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