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Q:

Hot water is poured simultaneously in four metallic tumblers painted outside with different points. After some time the water will be found to have cooled most in the tumbler painted.

A) rough white B) rough black
C) shining white D) shining black
 
Answer & Explanation Answer: B) rough black

Explanation:

Black  surfaces are good emitters of heat ( They are also good absorbers of heat). If the black surface is rough too, the emitting will be better. So (b) is the correct answer. Shining surfaces reflect back radiation. So if the black surface is also shining the effectiveness of emitting heat is lessened.

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Filed Under: Physics

4 3101
Q:

Which one of the following years is known as the 'Year of the Great Divide' with regard to population, after which there has been a continuous and rapid growth in India's population?

A) 1911 B) 1921
C) 1941 D) 1951
 
Answer & Explanation Answer: B) 1921

Explanation:
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Filed Under: Indian Economy

2 3101
Q:

The writer of the Harry Potter book series is

A) DBC Pierre B) Dominique Lapierre and Lary Collins
C) Jhumpa Lahiri D) J.K.Rowling
 
Answer & Explanation Answer: D) J.K.Rowling

Explanation:
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Filed Under: Books and Authors

1 3100
Q:

The size of gear is usually specified by

A) pitch circle diameter B) diametral pitch
C) pressure angle D) circular pitch
 
Answer & Explanation Answer: A) pitch circle diameter

Explanation:

The size of gear is usually specified by pitch circle diameter.

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Filed Under: Physics
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0 3099
Q:

Which of the following is a programme under which electric connection is given to people  below poverty line

A) MPLADS B) Kutir Jyoti
C) Ganga Kalyan Yojana D) Sangam Yojana
 
Answer & Explanation Answer: B) Kutir Jyoti

Explanation:
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Filed Under: Indian Economy

1 3099
Q:

Sport played on horseback?

A) Rugby B) Golf
C) Polo D) Basket ball
 
Answer & Explanation Answer: C) Polo

Explanation:

Sport played on horseback is called as Polo. It is the national sport of Iran.

sport_played_on_horseback1542628100.jpg image

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Filed Under: Sports
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1 3098
Q:

What gets bigger the more you take away?

Answer

A Hole gets bigger and bigger as you take more away from it.

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Subject: Logic Puzzles Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
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6 3097
Q:

Waterloo is located in

A) France B) Belgium
C) England D) Switzerland
 
Answer & Explanation Answer: B) Belgium

Explanation:
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Filed Under: Famous Places

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