Which one of the following is the exhaust pipe emission from Fuel Cell Electric Vehicles, powered by hydrogen?
Which one of the following is the exhaust pipe emission from Fuel Cell Electric Vehicles, powered by hydrogen?
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Recently, the term “pumped-storage hydropower” is actually and appropriately discussed in the context of which one of the following?
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With reference to radioisotope thermoelectric generators(RTGs), consider the following statements:
1. RTGs are miniature fission reactors.
2. RTGs are used for powering the onboard systems of spacecraft.
3. RTGs can use Plutonium-238, which is a by-product of weapons developments.
Which of the statements given above are correct?
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Consider the following aircraft:
1. Rafael
2. MiG-29
3. Tejas MK-1
How many of the above are considered fifth-generation fighter aircraft?
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Consider the following:
1. Battery storage
2. Biomass generators
3. Fuel cells
4. Rooftop solar photovoltaic units
How many of the above are considered “Distributed Energy Resources”?
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Consider the following materials:
1. Agricultural residues
2. Corn grain
3. Wastewater treatment sludge
4. Wood mill waste
Which of the above can be used as feedstock for producing Sustainable Aviation Fuel?
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Consider the following statements:
Statement-I: Giant stars live much longer than dwarf stars.
Statement-II: Compared to dwarf stars, giant stars have a greater rate of nuclear reactions.
Which one of the following is correct in respect of the above statements?
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In which of the following are hydrogels used?
1. Controlled drug delivery in patients
2. Mobile air-conditioning systems
3. Preparation of industrial lubricants
Select the correct answer using the code given below:
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Consider the following statements:
1. Lions do not have a particular breeding season.
2. Unlike most other big cats, cheetahs do not roar.
3. Unlike male lions, male leopards do not proclaim their territory by scent marking.
Which of the statements given above are correct?
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Consider the following pairs:
1. Brazil : Indri
2. Indonesia : Elk
3. Madagascar : Bonobo
How many of the pairs given above are correctly matched?
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