Questions

Q:

A capillary tube is partially dipped vertically in a vessel containing water. Due to capillarity  water rises in the tube. The height of water rise in the tube can be increased by 

A) decreasing the radius of the capillary tube B) increasing the radius of the capillary tube
C) increasing the height of water in the vessel D) None of these
 
Answer & Explanation Answer: A) decreasing the radius of the capillary tube

Explanation:

The water rise in a capillary tube dipped in water is such that the weight of water in the tube above the surface of water in the vessel is equal to (balances) the upward force due to surface tension. So it is clear that if the the bore (radius) to the tube is decreased, the height of the water column in it must be greater.  So, (a) is correct.

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Filed Under: Physics

4 4503
Q:

You find me once in the morning, twice in the afternoon but never in the evening. What am I?

Answer

The letter 'O'.

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Subject: Logic Puzzles Exam Prep: Bank Exams

22 4501
Q:

Who amongst the following became the only sports person to have been awarded all the three maor sports awards viz.Drona Charya Award, Rajiv Gandhi Khel Ratna Award and Arjuna Award?

A) Prakash Padukone B) Sanjeev Kumar Singh
C) Harika Dronavali D) Pullela Gopichand
 
Answer & Explanation Answer: D) Pullela Gopichand

Explanation:
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Filed Under: Sports

0 4501
Q:

The endangered Ridley turtles have the world's largest aggregation_____

A) Gahirmatha B) Sagarmatha
C) Lakshadweep islands D) Andaman and Nicobar group of islands
 
Answer & Explanation Answer: A) Gahirmatha

Explanation:
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Filed Under: World Geography

3 4500
Q:

Name another word for friend?

A) playfellow B) enemy
C) rival D) foe
 
Answer & Explanation Answer: A) playfellow

Explanation:

Friend is a person with whom one has a bond of mutual affection, typically one exclusive of sexual or family relations.

 

Other names for friend are mate, bosom friend, classmate, buddy, ally,...

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Filed Under: English
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE , TOEFL
Job Role: Analyst , Bank Clerk , Bank PO , IT Trainer

11 4500
Q:

In a bisexual flower if androcium and gynoecium mature at different time the phenomeon is known as _________

A) Dichogamy B) Herpogamy
C) Haterogamy monogamy D) None of these
 
Answer & Explanation Answer: A) Dichogamy

Explanation:
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Filed Under: Biology

10 4500
Q:

Which of the following are goals of OLE DB?

A) Create object interfaces for DBMS functionality pieces only. B) Increase flexibility only.
C) Object interface over any type of data only. D) All of the above as goals of OLE DB.
 
Answer & Explanation Answer: D) All of the above as goals of OLE DB.

Explanation:
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Filed Under: Database

0 4499
Q:

Chinese writers mention India by the name of

A) Yin-tu B) Si-Yu-Ki
C) Sikia-Pono D) Fo-Kwo-Ki
 
Answer & Explanation Answer: A) Yin-tu

Explanation:

The Chinese writers mention India by the name of "Yin-tu".

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1 4499