46. When a strong beam of light is passed through a colloidal solution, the light is

1. 1. Reflected

   
   
   

   2. Scattered

   
   
   

   3. Both (a) and (b)

   
   
   

   4. None of these

   
   
   

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   NA

   Correct Option: B

   NA

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47. The movement of colloidal particle under the influence of electric field is called

1. 1. Electro-dialysis

   
   
   

   2. Electro-osmosis

   
   
   

   3. Electrolysis

   
   
   

   4. Electrophoresis

   
   
   

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   NA

   Correct Option: D

   NA

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48. Smoke is a colloidal dispersion of a

1. 1. solid in a gas

   
   
   

   2. liquid in a gas

   
   
   

   3. gas in a solid

   
   
   

   4. gas in a gas

   
   
   

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   NA

   Correct Option: A

   NA

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49. The solution of rubber is an example of

1. 1. Lyophobic colloid

   
   
   

   2. Mutimolecular colloid

   
   
   

   3. Associated colloid

   
   
   

   4. Macromolecular colloid

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

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50. Medicines are more effective, if they are used in

1. 1. Solution state

   
   
   

   2. Gaseous state

   
   
   

   3. Colloidal state

   
   
   

   4. Solid state

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

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