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Q:

What causes brownian motion in colloids?

A) coagulation of particles and the dispersed phase B) erratic flashes of light
C) molecules of the dispersion medium colliding with dispersed phase particles D) All the above
 
Answer & Explanation Answer: C) molecules of the dispersion medium colliding with dispersed phase particles

Explanation:

When their is a colloid in the solution, then it will show the Brownian movement, such as dust particle in the air will show the Brownian movement.

 

Hence, Brownian movement arises due to the impact of the molecules of the dispersion medium with the colloidal particles. It has been postulated that the impact of the molecules of dispersion medium on the colloidal particles are unequal.

 

This leads to the zig-zag (random) motion of the colloidal particles.

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Filed Under: Physics
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Q:

In which district of Andhra Pradesh, the Kuchipudi village is located from which the Kuchipudi dance

A) Anantapur B) Krishna
C) Kurnool D) Nellore
 
Answer & Explanation Answer: B) Krishna

Explanation:
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Filed Under: Indian Culture

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Q:

Which among the following was sent by the Greek sovereigns as ambassadors o pataliputra ?

A) Plato B) Aristotle
C) Magasthenes D) None of these
 
Answer & Explanation Answer: C) Magasthenes

Explanation:
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Filed Under: Indian Culture

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Q:

FROZEN FOOD – Who discovered the first practical method of freezing food?

A) C. Birdseye B) F. Rozenosh
C) G. Findus D) R. Scott
 
Answer & Explanation Answer:

Explanation:
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Filed Under: Inventions

13 6301
Q:

Which day was declared as the 'Direct Action Day' by the Muslim League ?

A) 3rd September 1946 B) 16th August 1946
C) 16th may 1946 D) 4th December 1946
 
Answer & Explanation Answer: B) 16th August 1946

Explanation:
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Filed Under: General Awareness

19 6299
Q:

Natural radioactivity was discovered by

A) Rutherford B) Becquerel
C) Curie D) Schmidt
 
Answer & Explanation Answer: B) Becquerel

Explanation:
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Filed Under: Chemistry

14 6298
Q:

Rearrange the parts of the sentence in correct order.

The debate

P : on allowing euthanasia to

Q : protect the dignity of patients in a

R : vegetative state has become a key question

 

A) PRQ   B)  RPQ  
C)  QRP   D) PQR
 
Answer & Explanation Answer: D) PQR

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Filed Under: English
Exam Prep: Bank Exams

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Q:

Improve the bracketed part of the sentence.

 

Internet providers would not block content because it would (not to be make economic sense) and consumers would not stand for it.

 

A) not be making economical sense B) not be make economical sense
C) not make economic sense D) No improvement
 
Answer & Explanation Answer: C) not make economic sense

Explanation:
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Filed Under: English
Exam Prep: Bank Exams

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