Sample questions
You've seen the pattern — here are a few of the actual PYQs.
CISF2023
Which one of the following statements with regard to TNT is not correct ?
- A TNT stands for trinitrotoluene
- B It is of creamy yellow colour
- C It is a solid organic nitrogen compound
- D It is considered to be a low intensity explosive substance ✓
✓ Correct answer: (D)
Science & Technology › Physics & Chemistry
CISF2023
Which of the following statements with regard to fuses are correct ?
- Fuses are simple switches required to activate an explosive device
- The three main types of fuses are time delay, physical action, and environment
- Good example of time delay fuses are chemical pencils
Select the correct answer using the code given below :
- A 1, 2 and 3 ✓
- B 1 and 2 only
- C 2 and 3 only
- D 1 and 3 only
✓ Correct answer: (A)
Defence & Military Studies › Weaponry & Equipment
CISF2022
Which one of the following is not a High Intensity Explosive ?
- A TNT
- B RDX
- C Black gunpowder ✓
- D Plastic explosive
✓ Correct answer: (C)
Defence & Military Studies › Weaponry & Equipment
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