Q:

Where did India play its 1st One Day International match?

A) Lords	B) Headingley
C) Taunton	D) The Oval

Answer & Explanation Answer: B) Headingley

Explanation:

India play its 1st One Day International match in cricket against England in the year 1974 in Headingley in Leeds.

Where_did_India_play_its_1st_One_Day_International_match1552388512.jpg image

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Q:

Which of the following is not a transverse wave?

A) Light waves	B) Radio waves
C) Sound waves	D) All the above

Answer & Explanation Answer: C) Sound waves

Explanation:

Light and Radio waves are both different frequency/wavelengths of electromagnetic radiation, which consists of two components electric and magnetic of perpendicular, transverse waves.

Sound, on the other hand, is a longitudinal wave which oscillates parallel to it's medium (back and forth instead of up and down).

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Q:

Natural radioactivity was discovered by

A) Rutherford	B) Becquerel
C) Curie	D) Schmidt

Answer & Explanation Answer: B) Becquerel

Explanation:

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Q:

Find the ODD number ?

odd1502270940.jpg image

A) 42	B) 142
C) 119	D) 21

Answer & Explanation Answer: B) 142

Explanation:

Except 142 all are divisible by number '7'.

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Q:

Wireless transmission can be done via

A) Infrared waves	B) Radio waves
C) Microwaves	D) All of the above

Answer & Explanation Answer: D) All of the above

Explanation:

Wireless transmission can be done via any of the Infrared waves, Radio waves or Microwaves.

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Q:

Why does'nt the hydrogen atom emit X-rays?

A) It is very small in size	B) It has only one electron
C) Its energy levels are very close to each other	D) it is highly electropositive

Answer & Explanation Answer: C) Its energy levels are very close to each other

Explanation:

For an atom to emit X-rays it should have difference in energy levels

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Q:

Which type of entity is related to two or more associated entities that each contain specialized attributes that apply to some but not all of the instances of the entity?

A) Supertype entity	B) Subtype entity
C) Archetype entity	D) Instance entity

Answer & Explanation Answer: A) Supertype entity

Explanation:

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Q:

Which rock system has the maximum concentration of minerals?

A) Cuddapah system	B) Dharwar system
C) Gondwana system	D) Vindhyan system

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