Questions

Q:

Soap bubble attains spherical shape due to ______.

A) inertia B) pressure
C) surface tension D) Viscosity
 
Answer & Explanation Answer: C) surface tension

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Q:

If {12(a-b)}2+ab=p(a+b)2, then the value of p is 

A) p = 4 B) p = 1
C) p = 0 D) p = 2
 
Answer & Explanation Answer: A) p = 4

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Q:

The bar chart given shows the sales of 3 types of cars in the Indian automotive industry over 4 years. All the sales figures have been shown in terms of 000 units.

If all the 3 categories increase by same rate in 2013 over 2012 as they did in 2012 over 2011, then what will be the total approximate sales (in ‘000 units) of all the 3 categories taken together in year 2013?

A) 2152 B) 2345
C) 3069 D) 3568
 
Answer & Explanation Answer: C) 3069

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Q:

There are two elements-calcium (atomic number 20) and argon (atomic number 18). The mass number of both the elements is 40. They are therefore known as

A) isotones B) isochores
C) isobars D) isotopes
 
Answer & Explanation Answer: C) isobars

Explanation:

Isotopes-These  are  atoms  of  the elements  having  the  same  atomic number but different mass number.,  Isobars-These  are atoms of same mass number but different atomic  number.,  Isotones-These are  atoms  of  different  elements having same number of neutrons.

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Q:

The melting point of ice is ____ K.

A) 253.16 B) 263.16
C) 273.16 D) 283.16
 
Answer & Explanation Answer: C) 273.16

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Q:

Where is the Samadhi of Guru Gobind Singh located?

A) Anandpur sahib B) Amritsar
C) Nanded D) Ludhiana
 
Answer & Explanation Answer: C) Nanded

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Q:

As per Newton's law of gravitation, the force between two bodies is ________.

A) directly proportional to the product of their masses B) directly proportional to the distance between them
C) directly proportional to the product of their radius D) directly proportional to the product of forces
 
Answer & Explanation Answer: A) directly proportional to the product of their masses

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Q:

In December 2015, NASA's Curiosity Mars rover found the presence of ____, which will help scientists learn about the ancient wet environment.

A) Magnesium B) Cadmium
C) Silica D) Calcium
 
Answer & Explanation Answer: C) Silica

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Filed Under: General Science

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