__________ nature of hypo (sodium thiosulphate) makes it useful in photography.

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

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

The chemical name of 'Hypo' commonly used in photography is

A

Sodium thiosulphate

B

Silver nitrate

C

Sodium nitrate

D

Silver iodide

Steel with __________ carbon is known as hypo-eutectoid steel.

A

0.8%

B

Below 0.8%

C

Above 0.8%

D

None of these

Which of the following chemicals is useful in photography?

A

Aluminium hydroxide

B

Potassium nitrate

C

Silver bromide

D

Sodium chloride

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

A tank contains 10,000 gallons of a solution that is 5 percent sodium chloride by volume. If 2500 gallons of water evaporate from the tank, the remaining solution will be approximately what percent sodium chloride?

A

1.25%

B

3.75%

C

6.25%

D

6.67%

The value of Sodium Absorption Ratio for high sodium water lies between

A

0 to 10

B

10 to 18

C

18 to 26

D

26 to 34

__________ nature of hypo (sodium thiosulphate) makes it useful in photography.

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