Questions

Q:

What does Coulomb's Law state?

A) The magnitude of the force of attraction (or repulsion) between two point charges is inversely proportional to the product of quantity of the two charges as well as to the square of the distance between them.   B) The magnitude of the force of attraction (or repulsion) between two point charges is directly proportional to the product of the quantity of the two charges and inversely proportional to the square of the distance between them.  
C) The magnitude of the force of attraction (or repulsion) between two point charges is directly proportional to the product of the quantity of the two charges and directly proportional to the square of the distance between them. D) The magnitude of the force of attraction (or repulsion) between two point charges is directly proportional to the product of the quantity of the two charges and to the square of the distance between them.
 
Answer & Explanation Answer: B) The magnitude of the force of attraction (or repulsion) between two point charges is directly proportional to the product of the quantity of the two charges and inversely proportional to the square of the distance between them.  

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Filed Under: Physics
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Q:

Find the resistance (in mega Ω) of a wire of length 10 m, cross sectional area 1 cm2 and made of a material of resistivity 100 Ωm.

 

A) 1000   B) 20  
C)  500   D) 10
 
Answer & Explanation Answer: D) 10

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Filed Under: Physics
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Q:

‘SAMPRITI-2017’ is a joint militaiy exercise between armed forces of India and

A) Bhutan B) Bangladesh
C) Pakistan D) Myanmar
 
Answer & Explanation Answer: B) Bangladesh

Explanation:

Closing ceremony for the seventh Indo-Bangladesh joint exercise SAMPRITI was held at Counter Insurgency and Jungle Warfare School, Vairengte in Mizoram. Exercise SAMPRITI is an important bilateral defence cooperation endeavour between India and Bangladesh.The exercise is aimed at strengthening and broadening the aspects of interoperability and cooperation between the Indian and Bangladesh Armies while working together in a counter-insurgency and counter-terrorism environment under the UN mandate.

 

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Filed Under: General Awareness
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Q:

What is the name of the moon of Pluto?

A) Charon B) Ganymede
C) Luna D) Triton
 
Answer & Explanation Answer: A) Charon

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Filed Under: General Science
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Q:

Which of the following technique is used to know the age of a tree in years?

A) Counting the number of branches B) Counting the number of tree rings
C) Measuring the size of the bark D) Counting the seasons of its flowering
 
Answer & Explanation Answer: B) Counting the number of tree rings

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Filed Under: General Science
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Q:

In the following question, out of the given four alternatives, select the one which best expresses the meaning of the given word.

 

Importune

 

A) Appeal B) Important
C) Imply D) Purchase
 
Answer & Explanation Answer: A) Appeal

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Filed Under: English
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Q:

How much salt is present in our body?

A) 1% B) 2%
C) 0.4% D) 0.6%
 
Answer & Explanation Answer: C) 0.4%

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Filed Under: Biology
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Q:

The demand curve facing a perfectly competitive firm is

A) downward sloping B) perfectly inelastic
C) a concave curve D) perfectly elastic
 
Answer & Explanation Answer: D) perfectly elastic

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Filed Under: Indian Economy
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