Physics Test 2 General Science Aptitude
Physics Test 2 General Science Aptitude
Question 1
The amount of energy provided by eggs is_____?
Eggs are a rich source of proteins and fats, providing about 180 K Calories per 100 grams. This makes them an important energy source in the human diet.
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Question 2
The amount of energy required by the children of age between one to three years is_____?
Children aged 1–3 years require around 1200 K Calories daily to support rapid growth, brain development, and active lifestyles.
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Question 3
The major part of natural gas, petroleum and coal consist of_____?
Natural gas, petroleum, and coal are hydrocarbons. The primary component of natural gas is methane (CH\(_4\)), which is also found in varying amounts in petroleum and coal deposits.
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Question 4
Which one of the following is a metal____?
Iron is a metallic element widely used in construction and manufacturing. The other options (gypsum, limestone, granite) are non-metallic minerals.
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Question 5
What is used in making of alloys?
Chromium is commonly used in making alloys such as stainless steel due to its corrosion resistance and strength-enhancing properties.
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Question 6
Silica is used in_____?
Silica (SiO\(_2\)) is a primary raw material in glass manufacturing, providing transparency and durability.
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Question 7
Plutonium is used as_____?
Plutonium-239 is widely used as fuel in nuclear fission reactions inside reactors and atomic weapons.
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Question 8
Which type of Uranium is used in the fission process?
Uranium-235 is a fissile isotope that undergoes chain reactions, releasing large amounts of energy in nuclear reactors.
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Question 9
The large plates of solar panels are painted____?
Solar panels are painted black to maximize absorption of sunlight, as black surfaces absorb the most radiant energy.
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Question 10
Bio gas is the common name of_____?
Biogas, produced from anaerobic decomposition of organic matter, is primarily methane and is often called natural gas when purified.
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