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Q:

Which of the following is the lightest metal?

A) Lithium B) Silver
C) Mercury D) Lead
 
Answer & Explanation Answer: A) Lithium

Explanation:

Lithium is the lightest of all the metals due to its low atomic number among metals. It is the lightest solid element.

 

Which_of_the_following_is_the_lightest_metal1552386560.jpg image 

 

Properties ::

 

* It is a soft silvery-white alkali metal.

* Lithium is highly reactive and flammable and is stored in mineral oil.

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Filed Under: Chemistry
Exam Prep: GATE , CAT , Bank Exams , AIEEE
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Q:

Source of river Mahanadi ?

A) Mahabaleshwar B) Trimbak Plateau
C) Dandakaranya D) None
 
Answer & Explanation Answer: C) Dandakaranya

Explanation:
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Filed Under: General Awareness
Exam Prep: Bank Exams , CAT
Job Role: Bank Clerk

9 5160
Q:

What device converts light energy to electrical energy?

A) Photodiode B) Photovoltaic cell
C) Thermocouple D) Heliostats
 
Answer & Explanation Answer: B) Photovoltaic cell

Explanation:

what_device_converts_light_energy_to_electrical_energy1555397376.png image

 

A device which is used to convert light energy directly into electrical energy is called as photovoltaic cell or a solar cell.

 

Heliostats convert light energy into heat energy.

 

A thermocouple is a device for measuring temperature.

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Filed Under: Physics
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2 5159
Q:

" International Yoga Day " is observed on _____ ?

A) 21 May B) 21 June
C) 11 June D) 23 May
 
Answer & Explanation Answer: B) 21 June

Explanation:

June 21St has been declared as the "International Yoga Day" by the United Nations General Assembly on December 11, 2014. The declaration came after the call for adoption of this day by Indian Prime Minister Narendra Modi during his address to UN General Assembly on September 27, 2014.

21st June, 2017 is the 3rd International Yoga Day.

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Filed Under: Important Days and Years
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Q:

Frame relay is a packet switching technology operates in the data link layer

A) TRUE B) FALSE
Answer & Explanation Answer: A) TRUE

Explanation:

Frame relay is a packet switching technology. It will operate in the data link layer.

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Subject: Networking
Job Role: Network Engineer

3 5158
Q:

The world's largest river is the......

A) The Amazon B) The Brahmaputra
C) The Mississippi and Missouri D) The Nile
 
Answer & Explanation Answer: A) The Amazon

Explanation:
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Filed Under: World Geography

10 5156
Q:

A bond formed by sharing of electrons between atoms of the element is called

A) ionic bond B) covalent bond
C) co ordinate bond D) none
 
Answer & Explanation Answer: B) covalent bond

Explanation:
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Filed Under: Chemistry

11 5155
Q:

Who has become the first cricketer to score 10,000 runs in T20 cricket ?

A) David Warner B) Virat Kohli
C) Chris Gayle D) Suresh Raina
 
Answer & Explanation Answer: C) Chris Gayle

Explanation:
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Filed Under: Sports
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10 5152