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Hypo (sodium thiosulphate) because of its complex forming behaviour is used in photography to remove undecomposed silver bromide as a soluble complex for __________ of the picture.
A Printing
B Developing
C Colour
D Fixation
__________ nature of hypo (sodium thiosulphate) makes it useful in photography.
A Oxidising
B Reducing
C Complex forming
D Photochemical
Hypo-complementaemia is a feature of
A Systemic lupus erythematosus (SL
B Post streptococcal glomerulonephritis
C Minimal change nephrotic syndrome
D Rheumatoid arthritis
E Acute pyelonephritic
In process annealing, the hypo eutectoid steel is
A Heated from 30°C to 50°C above the upper critical temperature and then cooled in still air
B Heated from 30°C to 50°C above the upper critical temperature and then cooled suddenly in a suitable cooling medium
C Heated from 30°C to 50°C above the upper critical temperature and then cooled slowly in the furnace
D Heated below or closes to the lower critical temperature and then cooled slowly
In a hardening process, the hypo-eutectoid steel is
A Heated from 30°C to 50°C above the upper critical temperature and then cooled in still air
B Heated from 30°C to 50°C above the upper critical temperature and then cooled suddenly in a suitable cooling medium
C Heated from 30°C to 50°C above the upper critical temperature and then cooled slowly in the furnace
D Heated below or closes to the lower critical temperature and then cooled slowly
Function of sodium thiosulphate (hypo) in development of photographic film/plate is to
A Brighten the faint images
B Remove metallic silver
C Convert silver chloride to silver
D Remove unexposed silver halide
Steel with __________ carbon is known as hypo-eutectoid steel.
A 0.8%
B Below 0.8%
C Above 0.8%
D None of these
A special lottery is to be held to select the student who will live in the only deluxe room in a dormitory . There are 100 seniors, 150 juniors and 200 sophomres who applied. Each senior's junior's name , 2 times; and each sophomres who applied. Each senior's name is placed in the lottery 3 times; each junior's name ,2 times name, 2 times ; and each sphomore's name , 1 time . What is the probability that a senior's name will be chosen?
A 18
B 38
C 48 
D 28
Which of the following chemicals is used in photography ?
A Aluminium hydroxide
B Silver bromide
C Potassium nitrate
D Sodium chloride
To have greatest coverage of the area, the type of photography used, is
A High oblique
B Low oblique
C Vertical
D None of these

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