Questions

Q:

Rajasthan receives very little rain because

A) It is too hot B) there is no water available and thus the winds remain dry
C) the mansoons fail to reach this area D) the winds do not come across any barrier to cause the necessary uplift to cool the winds
 
Answer & Explanation Answer: D) the winds do not come across any barrier to cause the necessary uplift to cool the winds

Explanation:
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Filed Under: Indian Geography

56 14855
Q:

Two cubes have their volumes in the ratio 1 : 27. Find the ratio of their surface areas.

A) 2:9 B) 3:9
C) 1:9 D) 4:9
 
Answer & Explanation Answer: C) 1:9

Explanation:

Let their edges be a and b. Then,

 

a3/b3 = 1/27 (or) (a/b)3 = (1/3)3 (or) (a/b) = (1/3).

 

\Ratio of their surface area = 6a2/6b2 = a2/b2 = (a/b)2 = 1/9, i.e. 1:9.

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31 14833
Q:

Ultrasonic waves are used for stirring liquid solutions because they 

A) do not produce noise during the operation B) are easy to produce
C) can produce perfectly homogeneous solutions D) do not produce chemical reactions in the solution
 
Answer & Explanation Answer: C) can produce perfectly homogeneous solutions

Explanation:
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Filed Under: Physics

87 14832
Q:

Something which has easily-understood instructions is said to be___

A) Analog data B) Digital data
C) Modem data D) Watts data
 
Answer & Explanation Answer: A) Analog data

Explanation:
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Filed Under: Computer
Exam Prep: Bank Exams

32 14829
Q:

Manipur has common boundaries with the group of states of

A) Meghalaya, Mizoram and Tripura B) Nagaland, Mizoram and Meghalaya
C) Nagaland, Assam and Mizoram D) Nagaland, Meghalaya and Tripura
 
Answer & Explanation Answer: C) Nagaland, Assam and Mizoram

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Filed Under: Indian Geography

53 14821
Q:

The nitrogen atom has 7 protons and 7 electrons,The nitride ion will have

A) 10 protons and 7 electrons B) 7 protons and 10 electrons
C) 4 protons and 7 electrons D) 4 protons and 10 electrons
 
Answer & Explanation Answer: B) 7 protons and 10 electrons

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Filed Under: Chemistry

42 14815
Q:

What Does My Name Mean, If my Mother is a Mathematician, and my Father is a Chemist. And they gave a Code to My Name as "Iron59".

Crack my Name?

A) Elix B) Alex
C) Selix D) Felix
 
Answer & Explanation Answer: D) Felix

Explanation:

Here my name "Iron59" means Felix.

Since my father is a chemist he gave code Iron for Fe as chemical symbol for Iron is Fe and my mother is a mathematician she gave 59 for Lix as Roman word for 59 is Lix.

 

Hence my name is FELIX.

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Filed Under: Logic Puzzles
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE , TOEFL
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17 14806
Q:

A Computer works on a _______ number system

A) binary B) octal
C) decimal D) hexadecimal
 
Answer & Explanation Answer: A) binary

Explanation:
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Filed Under: Computer
Exam Prep: Bank Exams

49 14804