Questions

Q:

Dust particles in the air of large industrial cities are removed by 

A) Sedimentation B) Electrophoresis
C) Tyndall effect D) Brownian movement
 
Answer & Explanation Answer: B) Electrophoresis

Explanation:

Dust particles such as coal dust(smoke) are fine particle of a solid (carbon in the case of smoke) dispersed in air. They are colloidal systems and the particles are charged either positive or negative. In an applied electrical field, they are attracted towards the opposite electrodes. Movement of the particles towards the electrodes is known as 'electrophoresis'. Hence electrophoresis is applied to remove smoke within the chimeny itself without allowing it to escape into the air and cause nuisance.

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Filed Under: Chemistry

3 3526
Q:

What is Beaconing?

Answer

The process that allows a network to self-repair networks problems. The stations on the network notify the other stations on the ring when they are not receiving the transmissions. Beaconing is used in Token ring and FDDI networks.

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Subject: Networking
Job Role: Network Engineer

2 3525
Q:

A hunter on the ground wishes to shoot a  bird on a tree at a distance with his rifle. He has to point the rifle

A) at the lower alevation than the bird B) at a higher alevation than the bird
C) In the same direction as the bird D) vertically upwards
 
Answer & Explanation Answer: B) at a higher alevation than the bird

Explanation:

The trajectory of the bullet is a parabola

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Filed Under: Physics

4 3525
Q:

Which company made the first tea bags?

Answer

Tetley

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Subject: World History

9 3525
Q:

What is orange and sounds like a parrot?

Answer

I am CARROT which is orange color but sounds like parrot.

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Subject: Word Puzzles Exam Prep: Bank Exams

8 3524
Q:

____________has became the second city in the country, and the first in south India, to have a full-fledged Metro rail.

A) Bangalore B) Chennai
C) Kerala D) Hyderabad
 
Answer & Explanation Answer: A) Bangalore

Explanation:

Bengaluru has became the second city in the country, and the first in south India, to have a full-fledged Metro rail in operation following the opening of a final 12-km section of the 42-km first phase of the Metro project. The first phase, comprising an 18-km east-west line and a 24-km north-south line, built at a cost of Rs 13,845 crore, was dedicated to the nation by President Pranab Mukherjee at an event in Bengaluru.

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Filed Under: General Awareness
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Bank Clerk

4 3523
Q:

Who wrote the book ' A Passage to India '

A) Ruskin Bond B) Jawaharlal Nehru
C) Victor Banerjee D) E.M.Forster
 
Answer & Explanation Answer: D) E.M.Forster

Explanation:
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Filed Under: Books and Authors

6 3521
Q:

How would you use the function memmove()?

Answer

#include "mem.h"


#include "alloc.h"


main()


{


      int area;


      char *dest;


      char src[] = "Life is the camera and you are the target"


                                  "so keep smiling always";


      area = sizeof (src);


      dest = malloc (area);


      memmove (dest, src, area);


      printf("\n%s", dest);


      printf("\n%s",src);


}

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Subject: Programming

1 3521