Q:

The filament of an electric bulb is made of

A) tungsten	B) nichrome
C) graphite	D) iron

Answer & Explanation Answer: A) tungsten

Explanation:

A filament is a metal wire that glows when electricity is channeled into it. The filament of an electric bulb is made of Tunsten.

The_filament_of_an_electric_bulb_is_made_of1554113110.jpg image

Because of its high melting point and its greatest tensile strength, it makes for a good filament in light bulbs.

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Q:

Choose the antonym of

stun

A) petrify	B) calm
C) flabbergast	D) stupefy

Answer & Explanation Answer: B) calm

Explanation:

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Q:

Who among the following persons is called ' Desert Fox '

A) Walter Scott	B) Erwin Rommel
C) Eisenhower	D) Bismarck

Answer & Explanation Answer: B) Erwin Rommel

Explanation:

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Q:

Which crop was first cultivated in Sri Lanka under plantation agriculture?

A) Coffee	B) Tea
C) Rubber	D) Coconut

Answer & Explanation Answer: A) Coffee

Explanation:

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Q:

Which of the following virus overtake computer system, when it boots and destroy information ?

A) System infectors	B) Trojan
C) Stealth virus	D) Boot infectors

Answer & Explanation Answer: C) Stealth virus

Explanation:

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Q:

The plateau rich in minerals in india is

A) Malwa plateau	B) Chhota Nagpur Plateau
C) Deccan Plateau	D) Mysuru Plateau

Answer & Explanation Answer: B) Chhota Nagpur Plateau

Explanation:

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Filed Under: Indian Geography

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Q:

Which one of the following elements is essential for construction is nuclear reactors

A) Cobalt	B) Nickel
C) Zirconium	D) Tungsten

Answer & Explanation Answer: C) Zirconium

Explanation:

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Filed Under: Chemistry

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Q:

Plaster of Paris ______.

I. changes into gypsum on mixing with water

II. is CaSO4.2H2O

III. is used for decoration

A) Only I and II	B) Only I and III
C) Only II and III	D) All I, II and III

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