Questions

Q:

The presence of air bubble in blood stream is dangerous to life because

A) Air combines with blood forming a complex B) The flow of blood increases manifold
C) The flow of blood is obstructed D) The pressure of blood increases manifold
 
Answer & Explanation Answer: C) The flow of blood is obstructed

Explanation:
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Filed Under: Biology
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Q:

Stagflation exists when _____

A) price indices and output both decrease. B) price indices increase but output decreases.
C) price indices and output both increase. D) price indices decrease but output increases.
 
Answer & Explanation Answer: B) price indices increase but output decreases.

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Q:

In the following question, a word has been written in four different ways out of which only one is correctly spelt. Select the correctly spelt word.

 

A) Caetegory   B) Category  
C) Cateigory   D) Categoury
 
Answer & Explanation Answer: B) Category  

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Filed Under: English
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Q:

What is the resistance (in Ω) of an electrical component if a current of 0.2 A passes through it on application of 8 V of potential difference across it?

 

A) 40   B) 1.6  
C) 80   D) 3.2
 
Answer & Explanation Answer: A) 40  

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Filed Under: Physics
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Q:

A compressed spring possesses more energy than a spring of normal length because the compressed spring has

A) chemical energy B) potential energy
C) heat energy D) kinetic energy
 
Answer & Explanation Answer: B) potential energy

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Q:

Which one of the following statements in respect of the States of India is not correct?

A) States in India cannot have their own Constitutions. B) The State of Jammu and Kashmir has its own Constitution.
C) States in India do not have the right to secede from the Union of India. D) The maximum number of members in the Council of Ministers of Delhi can be 15 percent of the total number of members in the Legislative Assembly.
 
Answer & Explanation Answer: B) The State of Jammu and Kashmir has its own Constitution.

Explanation:

There shall be a Council of Ministers consisting of not more than ten per cent (a special provision for Delhi as against the 15 percent clause under 91st Amendment Act)of the total number of members in the Legislative Assembly, with the Chief Minister at the head to aid and advise the Lieutenant Governor in the exercise of his functions in relation to matters with respect to which the Legislative Assembly has power to make laws.

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Filed Under: Indian Politics
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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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Q:

If price of an article decreases from Rs 600 to Rs 500, when quantity demanded increases from 10000 units to 12000 units. Find point elasticity of demand?

A) -1.2 B) 1.2
C) -1.5 D) 1.5
 
Answer & Explanation Answer: A) -1.2

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