Questions

Q:

An atom has 7 electrons in its M - shell and contains 18 neutrons in its nucleus. What is its mass number

A) 25 B) 27
C) 35 D) 43
 
Answer & Explanation Answer: C) 35

Explanation:

According to Bohr model, Each shell can occupy 2n2 electrons in their orbits where n=1,2,3.. for K,L,M,..

 

The atom has 2 electrons in k, 8 electrons in L and 7 electrons in M = 2 + 8 + 7 = 17

 

And given that its nucleus has 18 neutrons

 

=> its mass number = number of (electrons + neutrons ) = 17 + 18 = 35

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Filed Under: Chemistry

45 9691
Q:

Which of the following is the most appropriate approach to carrying out Service Operations?

A) The internal IT view is most important as Service Operations has to monitor and manage the infrastructure B) Service Operations should maintain a balance between an internal IT view and an external business view
C) IT Operations does not take an internal or external view as they execute processes defined by Service Design D) The external business view is most important as Service Operations is the place where value is realized and the customer obtains the benefit of the services
 
Answer & Explanation Answer: B) Service Operations should maintain a balance between an internal IT view and an external business view

Explanation:
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Filed Under: ITIL Certification

1 9688
Q:

Water covers _______________ % of the Earth’s surface.

 

A) 95 B) 75
C) 55 D) 35
 
Answer & Explanation Answer: B) 75

Explanation:
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Filed Under: General Science
Exam Prep: Bank Exams

3 9678
Q:

Match the characteristics with their market structure:

(a) Difficult entry (often due to economies of scale)
(b) Can sell as much as it can at market price

A) (a) Monopolistic Competition, (b) Pure Monopoly B) (a) Pure Monopoly, (b) Oligopoly
C) (a) Oligopoly, (b) Pure Competition D) (a) Pure Competition, (b) Oligopoly
 
Answer & Explanation Answer: C) (a) Oligopoly, (b) Pure Competition

Explanation:
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Filed Under: Indian Economy
Exam Prep: Bank Exams

0 9676
Q:

Which is the only woman to have won the three Wimbledon titles in a row

A) Mari Pearey B) Miton
C) Sang Chan D) Steffi Graff
 
Answer & Explanation Answer: D) Steffi Graff

Explanation:
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Filed Under: Sports

9 9675
Q:

What is needed for steering control on a PWC?

Answer

PWC refers to Personal Water Crafts.


To control steering on a PWC, the most needed requirement is to have power in which will allows the one using it to control the engine for it to stop or for it to move. Without power, the person using it could be out of balance or fail to start the engine. This is the basic requirement because even though it is shut off or the engine is off, the PWC is still on and it could still move without proper knowledge of the engine.

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Subject: Physics Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

3 9665
Q:

Select the synonym of

 

to superimpose

 

A) to overlap B) to adjoin
C) to juxtapose D) to continue
 
Answer & Explanation Answer: A) to overlap

Explanation:
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Filed Under: English
Exam Prep: Bank Exams

0 9663
Q:

How many logical drives is it possible to fit onto a physical disk?

Answer

Maximum of 24 logical drives. The extended partition can only have 23 logical drives.

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Subject: Hardware

10 9662