Questions

Q:

Insulators have resistivity of the order of 

A) 106 Ω m to 108 Ω m B) 10-12 Ω m to 10-17 Ω m
C) 10-8 Ω m to 10-6 Ω m D) 1012 Ω m to 1017 Ω m
 
Answer & Explanation Answer: D) 1012 Ω m to 1017 Ω m

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Filed Under: Physics
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Q:

In the following question, sentence given with blank is to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

 

Unchecked industrial effluents discharging into the rivers has caused ______________ damage to the environment.

 

A) uncontrollable B) disproportionate
C) infinite D) incalculable
 
Answer & Explanation Answer: D) incalculable

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Filed Under: English
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Q:

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

 

In cahoots with

 

A) A marriage made in heaven.   B) A group of criminals.
C) With lot of determination.   D) In an alliance or partnership with.
 
Answer & Explanation Answer: D) In an alliance or partnership with.

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Filed Under: English
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Q:

Who discovered Fullerene (an allotrope of carbon)?

A) K Scheele B) Richard Smalley
C) Faraday D) Heisenberg
 
Answer & Explanation Answer: B) Richard Smalley

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Filed Under: Inventions
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Q:

The simplification value of 735+2-552+7+227+5 is

A) 0 B) 1
C) 5 D) 6
 
Answer & Explanation Answer: A) 0

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Q:

If r sinθ=3 and r cosθ=1, then the values of r and θ are: (0°θ90°)

A) r=1, θ=30° B) r=1⁄2, θ=30°
C) r=3 , θ=30° D) r=2, θ=60°
 
Answer & Explanation Answer: D) r=2, θ=60°

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Q:

If 3P/7 = 4Q/11, then what is the ratio of P and Q respectively?

A) 12:77 B) 12:33
C) 28:33 D) 3:28
 
Answer & Explanation Answer: C) 28:33

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Q:

What is special about a sword-billed hummingbird?

A) It is the smallest bird in the world B) Its bill is longer than the rest of its body
C) It lives only in Antarctica D) It cannot fly
 
Answer & Explanation Answer: B) Its bill is longer than the rest of its body

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Filed Under: Animals and Birds
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