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Q:

Molar mass of HNO3?

A) 63 g/mol B) 53 g/mol
C) 48 g/mol D) 52 g/mol
 
Answer & Explanation Answer: A) 63 g/mol

Explanation:

Calculation of molar mass of HNO3:

Atomic masses of H, N, O are 1, 14, 16 respectively

Now the molar mass of HNO3 is

HNO3 = 1X1 + 1X14 + 3X16

= 1 + 14 + 48

= 63 g/mol or amu.

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Filed Under: Chemistry
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Q:

Statement: There is a substantial increase in the number of accidents causing deaths and severe injuries due to malfunctioning of the traffic signals.
Course of action:
a. The traffic police should immediately post traffic personnel at the junctions.
b. The signal system should immediately be repaired or replaced.

A) Only a follows B) Either a or b follows
C) Only b follows D) Neither a nor b follows
 
Answer & Explanation Answer: B) Either a or b follows

Explanation:

Clearly, either the traffic signals should be made to function properly or traffic personnel should be deployed to guide vehicular movement in the right way. So either I or II follows.

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Filed Under: Statement and Courses of Action
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1 2858
Q:

What can you catch but not throw?

Answer

A cold or flu illness.

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Subject: Logic Puzzles Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
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Q:

What has 4 Eyes But cannot see?

Answer

What has 4 Eyes But cannot see is Mississippi.


The wording of Mississippi has 4 'i''s. But it can't see.

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Subject: Word Puzzles Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE , TOEFL
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8 2856
Q:

A seven letter word containing thousands of letters is what?

Answer

It is a Postbox or a Mailbox which contains thousands of letters or mails or messages.

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Subject: Logic Puzzles Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
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Q:

Unlike conservation, what does preservation emphasize?

A) Saving natural resources B) Managing natural resoucres
C) Carrying capacity D) Renewing natural resources
 
Answer & Explanation Answer: A) Saving natural resources

Explanation:
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Filed Under: General Science
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1 2851
Q:

What are the Multiples of 4?

Answer

The Multiples of 4 are 4, 8, 12, 16, 20, 24, 28, 32, 36, 40 upto 40. Mutiples of 4 means which can be divided by 4 leaving remainder '0'.


Common Multiples of 4 & 6 are 12, 24, 36, 48, 60 upto 60.

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Subject: Numbers Exam Prep: AIEEE , Bank Exams , CAT , GATE
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8 2851
Q:

Synonym of Sad?

A) Glad B) Lucky
C) Somber D) Fortunate
 
Answer & Explanation Answer: C) Somber

Explanation:

Sad means being unhappy, sorrowful, mournful, wistful,...

 

Hence, Somber means cheerless i.e, unhappy which is synonym of sad. All other options are opposites of Sad.

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Filed Under: English
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