1. Following is not improvised explosive:

(A) Pipe bomb

(B) Letter bomb

(C) Hand Grenade

(D) Acid bulb

Answer: (C)

2. Match the following:

List – I                                         List – II

(a) Antimony Sulphate    (i) Nitroglycerine

(b) Cordite                          (ii) Nitrocellulose powder

(c) Gun cotton                   (iii) Double base smokeless powder

(d) Dynamite                     (iv) Primer


        (a) (b) (c) (d)

(A) (iv) (iii) (ii) (i)

(B) (i) (ii) (iv) (iii)

(C) (iii) (i) (ii) (iv)

(D) (ii) (iv) (i) (ii)

Answer: (A)

3. Assertion (A): The shortening of barrel increases dispersion of pellets in shot gun.

Reason (R): It produces less pressure inside the barrel.


(A) Both (A) and (R) are wrong.

(B) Both (A) and (R) are correct.

(C) (A) is correct, but (R) is wrong.

(D) (A) is wrong, but (R) is correct.

Answer: (B)

4. In XRF spectrometry, the excitation source is

(A) Electron Gun

(B) X-ray tube

(C) Proton gun

(D) Neutron gun

Answer: (B)

5. Electrode less Discharge Lamp (EDL) is used in

(A) Atomic Absorption Spectrometer

(B) Atomic Emission Spectrometer

(C) Infra-red Spectrometer

(D) X-ray Fluorescence Spectrometer

Answer: (A)

6. Basic requirements of a monochromator are

(A) Resolution

(B) Spectral Range

(C) Dispersion

(D) All of the above

Answer: (D)

7. Following technique provides a unique fingerprint of a chemical structure:

(A) IR Spectrometry

(B) UV Spectrometry

(C) NIR Spectrometry

(D) Visible Spectrometry

Answer: (A)

8. Mass Spectrometry requires the sample to be in:

(A) Liquid state

(B) Vapour state

(C) Solid state

(D) Semisolid state

Answer: (B)

9. Following detector in HPLC generates structural and molecular weight information about the eluted solute:

(A) Electrochemical detector

(B) Fluorescence detector

(C) MS detector

(D) RI detector

Answer: (C)

10. First systematic presentation of Neutron activation analysis method was made by:

(A) Clarke and Overman

(B) Martin and Synge

(C) Henry and Pascal

(D) Piobert and Pascal

Answer: (A)