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Q:

A  photon  of  X-ray  has  energy  of  1  keV.  A photon of visible radiation has energy of 3 eV.  In  this  context,  which  one  of  the following statements is not correct?

A) The wavelength of X-ray photon is less than the wavelength of visible radiation photon. B) Both    the    photons    have    different energies.
C) The  speeds  of  both  the  photons  in vacuum are different D) The   frequency   of   X-ray   photon   is higher  than  the  frequency  of  visible radiation photon.
 
Answer & Explanation Answer: C) The  speeds  of  both  the  photons  in vacuum are different

Explanation:

The speed of all the electromagnetic radiation are always   same   and   equal   to   the numerical value 3 x 10^8m/sec.

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Filed Under: Physics
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Q:

Who among the following Mughal Emperors wrote his autobiography in Persian

A) Babar B) Akbar
C) Jahangir D) Aurangzeb
 
Answer & Explanation Answer: C) Jahangir

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Filed Under: Indian History

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Q:

Which of the following places presents the oldest evidence of Neolithic Era?

A) Chirnd B) Mehrgarh
C) Burghome D) Daimabad
 
Answer & Explanation Answer: B) Mehrgarh

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Filed Under: Indian History
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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.

Turbulence

A) Agitation B) Calmness
C) Repose D) Stillness
 
Answer & Explanation Answer: A) Agitation

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Filed Under: English
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Q:

Select the word with the correct spelling.

A) genatics B) sterage
C) grossest D) granaite
 
Answer & Explanation Answer: C) grossest

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Filed Under: English
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Q:

In the following question, a sentence / a part of sentence is underlined. Below are given alternatives to the underlined part which may improve the sentence. Choose the correct alternative. In case no improvement is required, choose "No Improvement" option.

 

No one was there on the platform after the train had left.

 

A) No one were there on B) No one was on there
C) None was there on D) No improvement
 
Answer & Explanation Answer: D) No improvement

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Filed Under: English
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Q:

Out of the four alternatives, choose the one which can be substituted for the given words/sentences and click the button corresponding to it.

Bitter quarrel between two families existing for a long period.

A) Siege B) Feud
C) Battle D) War
 
Answer & Explanation Answer: B) Feud

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Filed Under: English
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Q:

The sentences given with blanks are to be filled with an appropriate word(s). Four alternatives are suggested for each question. For each question, choose the correct alternative and click the button corresponding to it.

The young woman broke _____ on hearing the news of her husband's death.

A) up B) down
C) off D) in
 
Answer & Explanation Answer: B) down

Explanation:
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Filed Under: English
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