Forensic Ballistic Quiz

Welcome to your Forensic Ballistic Quiz

1. 
The system called ‘Drugfire’ is associated with:

2. 
When pellets of a shotgun cartridge stick together and travel for large distances as a single mass, the phenomenon is known as

3. 
Who first developed the assault rifle?

4. 
To prevent fouling, some lead bullets are coated with a 0.001″ thick copper or copper alloy coating. This coating is called:

5. 
Which element around gunshot hole is tested by dithiooxamide test

6. 
A cartridge case, say 6 x 55 R, which of the following is correct?

7. 
Following are the steps in a blowback weapon mechanism:

(a) The fired cartridge pushes the breechblock backward.
(b) The compressed spring pushes the breechblock forward.
(c) The expended cartridge is extracted and ejected.
(d) The barrel and its breechblock recoil together for a long time.
(e) A fresh cartridge is loaded into the firing chamber.

Choose the correct option from the list:

8. 
What happens if the chemical etching process is allowed to continue for too long?

9. 
The force to push the gang broach through the barrel?

10. 
Which is the very next major advancement in the firearm mechanism after matchlock?

11. 
Presence of pellets in the body indicates that the firearm used was a:

12. 
Almonds flakes with a clean hole by a bullet striking at an angle of:

13. 
Boat tailing of a bullet becomes important when its velocity is:

14. 
What action locks the bolt closed in a turn-bolt action rifle?

15. 
Incendiary Bullet’s tip code in China and Russian color system is represented by:

16. 
The purpose of a boat-tailed base in a bullet is:

17. 
A firearm is in half-cock position. This position helps in :

18. 
Battery cup is associated with which of the following?

19. 
Semiautomatic pistols also referred to as:

20. 
What happens to a bullet with a thin layer of copper when fired?

(a) The copper layer increases in thickness from rifling
(b) The copper layer readily flakes off
(c) The marks made by the rifling are taken with the flaked copper layer
(d) The bullet becomes harder and less flexible

Choose the correct option from the list:

21. 
Semi-jacketed and full metal jacket bullets are __________ in diameter than lead or lead-alloy bullets of the same caliber.

22. 
Which type of hole is made on the paper target when using wadcutter bullets?

23. 
In 7.62 × 51 mm cartridge, the two figures represent:

24. 
The role of an opacifier in a powder grain:

25. 
Assertion and Reason Question:

Assertion (A): A hook cutter can cut two grooves of rifling at a time.
Reason (R): A hook cutter has cutting surfaces on both sides.