Which of the following methods used in the analysis of ink may be described as destructive?

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We are introducing National Quiz Competition Series for all our students who wish to achieve more, know more and have passion to perform better with each passing day.

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1. The toner used in ESDA while deciphering indented writing is charged

 Negatively

 Positively

 Neutral

 None of these

2. Name a disease that produces tremors in handwritings?

 Diabetes

 Huntington’s disease

 Alzheimer’s

 Down Syndrome

3. A solution of polyvinyl acetate in acetone or methyl methacrylate is added to charred documents for

 Deciphering writings on it

 Making the paper fluoresce

 Stabilizing the charred mass

 All of the above

4. CEDAR-Fox, a software made for recognition and comparison of handwriting was developed at

 University of London

 University at Buffalo

 University of Delhi

 FBI

5. Segments of writing obscured by the application of an appropriate substance such as a correction fluid are known as:

 embellishments

 obliterations

 corrections

 erasures

6. The most commonly used material for in the manufacture of paper is:

 wood from deciduous trees.

 cotton

 sisal

 wood from coniferous trees

7. Which of the following methods used in the analysis of ink may be described as ‘destructive’?

 Infrared microscopy.

 Examination under specialist lighting conditions using, for example, the Video Spectral Comparator

 Chromatography

 Raman microscopy

8. The traditional printing method of relief printing is also known as:

 gravure

 intaglio

 letterpress

 lithography

9. Which of the following is characteristic of genuine signatures (as opposed to forged signatures)?

 Unnatural pen lifts.

 Pen strokes with blunt ends.

 Evidence of retouching.

 Pen strokes with tapering ends.

10. Direct Superimposition in a suspected forgery case should be

  First step of examination

 Last step of examination

 Both a and b

 None of these

11. Which section of Indian Evidence Act defines a “DOCUMENT”?

 Section 3

 Section 6

 Section 30

 Section 33

12. The Court may direct any person present in Court to write any words or figures for the purpose of comparison with any words or figures alleged to have been written by such person. This power is vested by which section ?

 Section 73 in The Indian Penal Code

 Section 73 of the Indian Evidence Act

 Section 23 of The Indian Evidence Act

 Section 13 of Cr.PC

13. Angular connection at the top and bottom of letters are seen in which handwriting movement?

 Finger movement

 Wrist movement

 Forearm movement

 Shoulder movement

14. A type of forgery in which the forger selects a model signature or writing and tries to copy the features

 Traced forgery

 Computerised forgery

 Simulated forgery

 None of these

15. Which section defines forgery ?

 Sec 464 of IPC

 Sec 234 of Cr PC

 Sec 412 of IPC

 Sec 134 OF IPC

16. In ball pen during writing sometimes the ink does not pass through the rolling ball and thus the production of strokes lacks ink in the strokes and produces an un-inked stroke. This phenomenon is called

 Hiatus

 Pen pause

 Skipping

 Termination

17. Newspaper is made from which process ?

 Mechanical method

 Chemical method

 Leeching method

 None of these

18. What is used to stop feathering of ink on the paper?

 Loading agent

 Sizing agent

 Fillers

 Bleaching agent

19. Casein in the paper can be identified by ____ reagent.

  Millon`s reagent

 gallotanic acid

 Nessler’s reagent

 Marsh reagent

20. Which ink is made from iron salts and tannic acids from vegetable sources?

 Gel pen

 Ball point pen ink

 Iron gall ink

 Logwood ink

21. Logwood inks give red or purple- red colour reaction with which reagent ?

 Nitric Acid

 Hydrochloric acid

 Bromine water

 Oxalic acid

22. Questioned writings/ signatures are marked with which colour pencil while examination ?

 Blue

 Yellow

 Red

 Black

23. The writing between the lines of any instrument for the purpose of adding to it or correcting what has been written is known as

 Interpolation

 Interalignment

 Interlineations

 Interelution

24.  Who is traditionally regarded as the inventor of paper?

 Hui Shi

 Bi Sheng

 Liu Bang

 Ts` ai Lun

25. This plant material can be used for the purpose of stabilization of the charred document.

 Gum acacia

 Galium aparine

 Neem

 Mesquite gum


See you next week with National Quiz Competition SeriesForensic Medicine

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Which methods used in the analysis of ink are described as destructive?

However, a few examination techniques, such as liquid chromatography, are considered destructive because they require removal of small samples of ink from the questioned documents. These types of examinations may be sent off to laboratories that specialize in this type of ink analysis.

What are the different ways of ink analysis?

Such approaches include high- performance liquid chromatography, infrared spectroscopy (IR), capillary electrophoresis, and TLC. Research has shown that TLC is a particularly useful method for analyzing inks.

Which technique is the best way to determine if more than one type of ink was used on a document?

Thin-layer chromatography is used to compare inks. The separation pattern of the component dyes is distinctly different for inks with different dye compositions, which provides many points of comparison between a known and a questioned ink.

Which of the following instrument is used in decipher indented writings?

ESDA is an electrostatic detection device that is a specialized apparatus regularly used for questioned document analysis to decipher indentations or impressions in paper. It is a non-destructive technique.