Questions

Q:

What is the unit of electric resistance?

A) Dyne B) Pascal
C) Joule D) Ohms
 
Answer & Explanation Answer: D) Ohms

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Q:

A broadcasting station transmits waves with a frequency of 71 x 104 Hz and a speed of 3 x 108 m/s. The wavelength of the wave is

A) 324.6 m B) 422.5 m
C) 208.4 m D) 418.8 m
 
Answer & Explanation Answer: B) 422.5 m

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Q:

The Patkai hills belong to which mountain ranges?

A) Himachal B) Hindu Kush
C) Purvanchal D) Himgiri
 
Answer & Explanation Answer: C) Purvanchal

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Q:

Who discovered electron?

A) E. Goldstien B) J. J. Thomson
C) Ernest Rutherford D) J. Chadwick
 
Answer & Explanation Answer: B) J. J. Thomson

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Q:

Who invented the waterproof raincoat?

A) Robert Hooke B) Cai Lun
C) Charles Macintosh D) William Harvey
 
Answer & Explanation Answer: C) Charles Macintosh

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Q:

Who invented Aerosol can?

A) Erik Rotheim B) Erik Mathew
C) Erik Tim D) Eric Flayer
 
Answer & Explanation Answer: A) Erik Rotheim

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Q:

If + means division, ­ means multiplication, '÷' means subtraction, x means addition, and < means less than, then which of the following is false?

A) (10+2)÷7 < (10÷7)+2 B) (10­7)x2 < (10x2)­7
C) (10X7)­2 < (10­2)x7 D) (10÷2)+7 < (10+7)x2
 
Answer & Explanation Answer: C) (10X7)­2 < (10­2)x7

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Q:

Who among the following has not scored even a single triple hundred in test matches?

A) Brian Lara B) Virender Sehwag
C) Sachin Tendulkar D) Chris Gayle
 
Answer & Explanation Answer: C) Sachin Tendulkar

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