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Q:

Which one of the following statements is not correct?

A) When total utility is maximum, marginal utility is zero B) When total utility is decreasing, marginal utility is negative
C) When total utility is increasing, marginal utility is positive D) When total utility is maximum,marginal and average utility are equal to each other.
 
Answer & Explanation Answer: D) When total utility is maximum,marginal and average utility are equal to each other.

Explanation:

Total utility -It is total psychological satisfaction which a consumer derives from the consumption of a commodity is known as total utility

Marginal utility -It is anaddition made in total utility by consuming and additional unit of a commodity is known as marginal utility.

•When marginal utility is positive,total utility increases

•When marginal utility is zero,total utility is at maximum

•When marginal utility is negative,total utility decreases

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Filed Under: Indian Economy
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Q:

What is the name of the most ancient spiral galaxy that existed 11 billion years ago?

A) A1689 B01 B) A1689 B10
C) A1689 B20 D) A1689 B11
 
Answer & Explanation Answer: D) A1689 B11

Explanation:
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Filed Under: General Science

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Q:

The instrument used to determine the rotation speed of a shaft is called

A) Speedometer B) Tachometer
C) Anemometer D) Chronometer
 
Answer & Explanation Answer: B) Tachometer

Explanation:
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Filed Under: Physics
Exam Prep: Bank Exams

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Q:

The functioning of a very old model pendulum clock was completely

A) Mechanical B) Mechanical and electrical
C) Electrical D) Battery operated
 
Answer & Explanation Answer: A) Mechanical

Explanation:
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Filed Under: Physics
Exam Prep: Bank Exams

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Q:

Which of the following devices converts Chemical energy into Electrical energy?

A) Electric heater B) Electric fan
C) Hair dryer D) Electric cell
 
Answer & Explanation Answer: D) Electric cell

Explanation:
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Filed Under: Physics
Exam Prep: Bank Exams , CAT

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Q:

What percentage of India's population is employed in agriculture?

A) 85% B) 70%
C) 55% D) 40%
 
Answer & Explanation Answer: B) 70%

Explanation:
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Filed Under: General Awareness
Exam Prep: Bank Exams

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Q:

Stars twinkle but planets do not twinkle because

A) they emit light of a constant intensity B) their distance from the earth does not change with time
C) they are very far away from the earth resulting in decrease in intensity of light D) they are nearer to the earth and hence we receive a greater amount of light and therefore minor variations in intensity are not noticeable
 
Answer & Explanation Answer: A) they emit light of a constant intensity

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Filed Under: General Science
Exam Prep: Bank Exams

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Q:

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best expresses the same sentence in Indirect/Direct speech.

 

The boss said to the secretary, "Bring the file that I had given to you yesterday."

A) The boss told the secretary to bring the file that I had given to her the day before. B) The boss told his secretary to bring the file that he gave her yesterday.
C) The boss told the secretary to bring the file that he had given to her the day before. D) The boss had told the secretary to bring the file that he had given to her yesterday.
 
Answer & Explanation Answer: C) The boss told the secretary to bring the file that he had given to her the day before.

Explanation:
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Filed Under: English
Exam Prep: Bank Exams , CAT , GRE , TOEFL

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