Questions

Q:

The modern periodic table consists of 18 groups and 7 periods. What is the atomic number of the element placed in the 2nd group and the 4th period?

A) 20 B) 22
C) 18 D) 10
 
Answer & Explanation Answer: A) 20

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Filed Under: Chemistry
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Q:

The exchange of materials between blood and interstitial fluid occurs only at the _____.

A) Veins B) Capillaries
C) Arteries D) Arterioles
 
Answer & Explanation Answer: B) Capillaries

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Q:

The innermost layer is the core with a radius of about ___________ km.

A) 500 B) 6500
C) 9500 D) 3500
 
Answer & Explanation Answer: D) 3500

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Q:

According to the Classical Theory of Employment, deviations from the state of full employment are

A) Purely temporary in nature B) permanent in nature  
C) imaginary situations D) normal situations
 
Answer & Explanation Answer: A) Purely temporary in nature

Explanation:

The classical economists believed in the existence of full employment in the economy. To them, full employment was a normal situation and any deviation from this regarded as something abnormal. According to Pigou, the tendency of the economic system is to automatically provide full employment in the labour market when the demand and supply of labour are equal.

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Filed Under: Indian Politics
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Q:

Calculate the time period (in seconds) of a sound wave of wavelength 4m traveling with a speed of 500m/s

A) 2000 B) 0.016
C) 1000 D) 0.008
 
Answer & Explanation Answer: D) 0.008

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Q:

For which one of the following, 'Diodes' are generally used for?

A) Rectification B) Amplification
C) Modulation D) Filtration
 
Answer & Explanation Answer: A) Rectification

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Q:

In accordance to the 18th Mercer Quality of Life study, which city in the World holds the first position as the best city to live in?

A) Zurich B) Vienna
C) Sydney D) Hyderabad
 
Answer & Explanation Answer: B) Vienna

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Filed Under: General Awareness
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Q:

Limonitic ore is the ore of which metal?

A) Iron B) Aluminium
C) Zinc D) Cobalt
 
Answer & Explanation Answer: A) Iron

Explanation:

Limonite is one of the two principal iron ores, the other being hematite, and has been mined for the production of iron.

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