Questions

Q:

A boy sitting in a train moving with a uniform velocity drops a coin outside. A man standing outside the train will find the trajectory of the coin to be

A) a parabola B) a circle
C) a horizontal straight line D) a vertical straight line
 
Answer & Explanation Answer: A) a parabola

Explanation:

Parabola, because when the coin is dropped at a particular point, it has the same velocity as the running train. So by Newton's first law, it continues its motion horizontally with that velocity. But then, it is also pulled down by earth's gravity continuously. In this situation its horizontal motion gives way to the parabolic motion until it reaches the ground.

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Q:

Seagate is manufacturer of

A) harddisk B) earth moving equipment
C) picture tube D) banking software
 
Answer & Explanation Answer: A) harddisk

Explanation:
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Filed Under: Business Awareness

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Q:

What has a mouth but never smiles?

Answer

A bottle has a mouth from which we used to drink water or any juice. But it cannot smile.

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

Be the embodiment or perfect example of

A) Signify B) Personify
C) Characterise D) Idol
 
Answer & Explanation Answer: B) Personify

Explanation:

One word substitution for Be the embodiment or perfect example of is Personify. Personify means represent or embody (a quality, concept, etc.) in a physical form.

 

Characterise: describe the distinctive nature or features of.

Idol: an image or representation of a god used as an object of worship.

Signify: be an indication of.

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Q:

Solids have definite shapes.This is because

A) the forces of cohesion of the molecules within are very much less in them B) the forces of cohesion are very large
C) the forces of adhesion are large D) the forces of adhesion are less
 
Answer & Explanation Answer: B) the forces of cohesion are very large

Explanation:

Cohesion refers to attraction between molecules of the same kind while adhesion refers to attraction between different kinds of molecules

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Q:

Compressions and Rarefactions are characteristic of

A) Longitudinal waves B) Transverse waves
C) Both A & B D) Neither of A & B
 
Answer & Explanation Answer: A) Longitudinal waves

Explanation:

Compressions and Rarefactions are characteristic of Longitudinal waves.

The direction of vibration of the particles is in the same plane as in which the wave is propagating. The particles vibrate back and forth, about their mean positions.

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Q:

How do you detect a sequence of "1101" arriving serially from a signal line?

Answer

A SIPO and AND gate circuit can detect this sequence.The output of SIPO is connected to a four input AND gate ,the third SIPO output should be connected through a NOT gate.When the 1101 sequence is loaded in to the SIPO the AND output goes HIGH otherwise keeps LOW.

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Subject: Hardware

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Q:

A lady who remains unmarried

A_lady_who_remains_unmarried1553081869.jpg image

A) Bachelore B) Prissy
C) Spinster D) Anthrope
 
Answer & Explanation Answer: C) Spinster

Explanation:

A lady who remains unmarried never have a child or divorsed is called as Spinster.

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