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Q:

Bandwidth is the

A) a measure of the width of a range of frequencies B) the rate of data transfer
C) both a & b D) None of the above
 
Answer & Explanation Answer: C) both a & b

Explanation:
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Q:

In total internal reflection, the light travel from

A) rarer to denser medium and it occurs with no loss of intensity B) denser to rarer medium and it occurs with no loss of intensity
C) rarer to denser medium and it occurs with loss of intensity D) denser to rarer medium and it occurs with loss of intensity
 
Answer & Explanation Answer: B) denser to rarer medium and it occurs with no loss of intensity

Explanation:

According to wave theories, for Total internal reflection tohappen: Light must travel from denser medium to rarer medium. Angle of incidence should be greater than critical angle. As in case of TIR, the image is perfectly clear, it implies that there has been no loss of intensity.

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Q:

In 2015, which of the following banks was the first bank to tie up with Indian Railways to sell rail tickets through their website?

A) ICICI Bank B) SBI
C) Axis Bank D) HDFC Bank
 
Answer & Explanation Answer: A) ICICI Bank

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Q:

Who approved 20 lakh houses for urban poor under the PM Awas Yojna recently?

A) Smriti Irani B) Arun Jaitley
C) Sushnia Swaraj D) Shri Venkaiah Naidu
 
Answer & Explanation Answer: D) Shri Venkaiah Naidu

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Q:

Which city will host the "Global Aviation Summit" 2019?

A) Hyderabad B) Mumbai
C) Kolkata D) Delhi
 
Answer & Explanation Answer: B) Mumbai

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Q:

Computers cannot work without

A) Scanner B) Internet
C) Mouse D) CPU
 
Answer & Explanation Answer: D) CPU

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Q:

Which of the following never occurs singly in nature?

A) Inertia B) Momentum
C) Force D) Velocity
 
Answer & Explanation Answer: C) Force

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Q:

Which period of the Egyptian ancient History is known as the 'Age of the Pyramids'?

A) New Kingdom B) Old Kingdom
C) Middle Kingdom D) None of these
 
Answer & Explanation Answer: B) Old Kingdom

Explanation:

Historians divide the ancient history of Egypt into three periods. the Old Kingdom, the Middle Kingdom and the New Kingdom. The Old Kingdom is called the Age of the Pyramids.

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Filed Under: World History

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