GJ Police PC · General Knowledge and Current Affairs
Day-to-day science applicable in policing and general awareness.
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Q1 · General Science · EASY
A police officer notices that iron handcuffs left in the open during monsoon have developed a reddish-brown coating. This coating is primarily:
Q2 · General Science · MEDIUM
During a traffic accident investigation, a police officer observes that the length of skid marks on the road is 40 metres. If the vehicle was decelerating uniformly and came to rest, and the deceleration was 5 m/s², what was the approximate speed of the vehicle when brakes were applied?
Q3 · General Science · MEDIUM
A police officer responding to a medical emergency finds an unconscious person. The person is not breathing. Which gas is the officer primarily providing to the victim during mouth-to-mouth resuscitation?
Q4 · General Science · HARD
During a search operation in a closed godown, a police team detects a colourless, odourless gas that has accumulated due to incomplete combustion from a generator. Prolonged exposure to this gas can be fatal because it:
Q5 · General Science · EASY
Which vitamin is produced in human skin when exposed to sunlight?