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 2 $n^{2}$ 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 9680

Q:

Improve the bracketed part of the sentence

I prefer black coffee (over) cappuccino.

A) rather than	B) to
C) instead of	D) no improvement

Answer & Explanation Answer: B) to

Explanation:

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Filed Under: English
Exam Prep: Bank Exams

0 9679

Q:

Rearrange the parts of the sentence in correct order.

“Make in India” is not a mere

P : accomplished by a single minded

Q : slogan but a mission to be

R : commitment towards new processes

A) PQR	B) QRP
C) RPQ	D) QPR

Answer & Explanation Answer: D) QPR

Explanation:

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Filed Under: English
Exam Prep: Bank Exams

0 9679

Q:

The overall capabilities of CCT are understood by all because _____________ are information processing tools.

A) Computers	B) DVD
C) Internet	D) CD

Answer & Explanation Answer: A) Computers

Explanation:

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Filed Under: Computer
Exam Prep: Bank Exams

8 9678

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 9669

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.

Workspace

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

3 9665

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.

Workspace

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Subject: Hardware

10 9656

Q:

Rearrange the parts of the sentence in correct order.

This may be essential at

P-where the market fails to deliver
Q-swath of an economy
R-times, but there is a wide

A) QRP	B) QPR
C) PRQ	D) RQP

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