Physics Test 3 General Science Aptitude
Physics Test 3 General Science Aptitude
Question 21
The acid used in a car battery is_____?
Car batteries use dilute sulphuric acid as an electrolyte to facilitate electrochemical reactions.
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Question 22
While dusting a carpet, we give a sudden jerk or beat it with a stick, because_____?
Due to inertia of rest, dust particles remain in place when the carpet moves, causing them to separate and fall off.
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Question 23
After drinking contaminated water, you would be most apt to develop symptoms of_____?
Typhoid fever is caused by Salmonella typhi, transmitted through contaminated water and food.
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Question 24
In eye donation, which one of the following parts of donor's eye is utilized?
Only the cornea (transparent front part of the eye) is transplanted during eye donation to restore vision.
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Question 25
Storage batteries commonly contain_____?
Lead-acid batteries, commonly used as storage batteries, contain lead plates and sulphuric acid as the electrolyte.