Questions

Q:

What is the value of acceleration due to gravity at the centre of earth?

A) -1 B) 0
C) 1 D) Infinity
 
Answer & Explanation Answer: B) 0

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Q:

Nautical miles to km formula

Answer

km ÷ 1.852 = nautical miles


Hence, 1 nmi = 1.852 km.

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Q:

A person holding a pen in his left hand sees his reflection in the mirror holding the pen in his right hand. This is due to which of the following phenomena?

A) Diffused reflection B) Total internal reflection
C) Lateral inversion D) Refraction
 
Answer & Explanation Answer: C) Lateral inversion

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Q:

The pitch of a sound depends on its ____.

A) frequency B) wavelength
C) amplitude D) timbre
 
Answer & Explanation Answer: A) frequency

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Q:

Assuming that the charge of an electron is 1.6 x 10-19 C, the number of electrons passing through a section of wire per second when the wire carries a current of 1 A is

 

 

 

A) 6.25 x 1018 C B) 1.6 x 10-19 C
C) 1.6 x 1019 C D) 0.625 x 1017 C
 
Answer & Explanation Answer: A) 6.25 x 1018 C

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Q:

The suicidal bags of the cell are

A) Lysosomes B) Ribosomes
C) Dictyosomes D) Phagosomes
 
Answer & Explanation Answer: A) Lysosomes

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Q:

How many languages are officially recognized in India?

A) 17 B) 19
C) 22 D) 10
 
Answer & Explanation Answer: C) 22

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Q:

In September 2017, NABARD sanctioned a loan of about Rs 119 crore for development projects in ______.

A) Nagaland B) Haryana
C) Karnataka D) Kerala
 
Answer & Explanation Answer: B) Haryana

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