RankSheet
UPSC 2026 • Q44Science & Technology, Materials & Clean EnergyMedium
Applied Chemistry & Everyday Science
Which of the following statements with regard to Black Boxes used in modern aircrafts is/are correct ? 1. They carry a beacon emitting red light pulses to facilitate underwater detection. 2. They record both the cockpit voice and flight data. 3. Their memory units are made using either stainless steel or titanium. Select the answer using the code given below :
Practise this topic →
Asked 24 times in 2017–2026Practise 10 more questions on Applied Chemistry & Everyday Science, free.
Practise this topic →
Previous (Q43)
Which of the following statements with regard…
Next (Q45)
Which of the following statements with regard…

More Official Questions on Applied Chemistry & Everyday Science

All Science & Technology, Materials & Clean Energy→

When the bark of a tree is removed in a circular fashion all around near its base, it gradually dries up and dies because

UPSC 2011•Q18•Medium
View →

The function of heavy water in a nuclear reactor is to

UPSC 2011•Q32•Easy
View →

A company marketing food products advertises that its items do not contain trans-fats. What does this campaign signify to the customers? 1. The food products are not made out of hydrogenated oils. 2. The food products are not made out of animal fats/oils. 3. The oils used are not likely to damage the cardiovascular health of the consumers. Which of the statements given above is/are correct?

UPSC 2011•Q40•Medium
View →

The surface of a lake is frozen in severe winter, but the water at its bottom is still liquid. What is the reason?

UPSC 2011•Q50•Easy
View →

Want to practice questions on Applied Chemistry & Everyday Science?

Test your conceptual grasp with instant topic-wise micro-drills from RankSheet's 65,000+ curated question bank.

Launch Topic Practice Drill