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Q:

Who is called as 'Father of Modern Computer'?

A) Alexander Fleming B) Bill Gates
C) Micheal Faraday D) Charles Babbage
 
Answer & Explanation Answer: D) Charles Babbage

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Filed Under: Computer
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Q:

Find the power of a convex lens if the image formed is at a distance of 20 cm from the lens when the object is placed on the other side of the lens at 25 cm from the optical centre?

A) 1 diopters B) -9 diopters
C) 9 diopters D) -1 diopters
 
Answer & Explanation Answer: C) 9 diopters

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Filed Under: Physics
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Q:

A Sonar of a ship sends sounds waves of speed 1000 m/s. These waves are reflected back by the ocean floor in 2 seconds. Find the depth (in m) of theocean floor. 

A) 2000 B) 500
C) 1000 D) 100
 
Answer & Explanation Answer: C) 1000

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Filed Under: Physics
Exam Prep: Bank Exams , CAT

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Q:

Electrons move around the nucleus in _______ motion.

A) translatory B) spin
C) orbital D) vibrational
 
Answer & Explanation Answer: C) orbital

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Filed Under: Physics
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Q:

Siderosis is a disease caused by the inhalation of

A) silica dust B) iron dust
C) zinc dust D) coal dust
 
Answer & Explanation Answer: B) iron dust

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Filed Under: General Awareness

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Q:

Which of the following is not true of graded potentials?

A) They can form on receptor endings B) They increase amplitude as they move away from the stimulus point
C) They are short-lived D) They can be called postsynaptic potentials
 
Answer & Explanation Answer: B) They increase amplitude as they move away from the stimulus point

Explanation:

Graded potentials are changes in membrane potential that vary in size, as opposed to being all-or-none.

 

In the given options, They increase amplitude as they move away from the stimulus point is not true about the graded potentials.

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Filed Under: Biology
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Q:

____ is the most electropositive and ___ is the most electronegative element of the third period of modern periodic table.

 

A) Sodium, Potassium B) Magnesium, Aluminium
C) Sodium, Chlorine D) Aluminium, Chlorine
 
Answer & Explanation Answer: C) Sodium, Chlorine

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Filed Under: Chemistry
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Q:

A recurring theme in economics is that people:

A) Can increase resources by limiting their economic wants B) Have unlimited resources, but limited economic wants
C) Have unlimited economic wants, but limited resources D) Have limited economic wants and limited resources
 
Answer & Explanation Answer: C) Have unlimited economic wants, but limited resources

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Filed Under: Indian Economy
Exam Prep: Bank Exams , CAT

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