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Q:

Where does hydroelectric energy come from?

A) Air B) Water
C) Solar D) All of the above
 
Answer & Explanation Answer: B) Water

Explanation:

Hydroelectricity is electricity produced from hydropower i.e, water.

Where_does_hydroelectric_energy_come_from1536043070.jpg image

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Filed Under: Physics
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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4 4265
Q:

India's first National Defence University is being established in

A) Gurgaon B) Hissar
C) Panipat D) Ambala
 
Answer & Explanation Answer: A) Gurgaon

Explanation:
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Filed Under: General Awareness
Exam Prep: Bank Exams
Job Role: Bank PO

2 4264
Q:

The average age of Vishal and Raghavendra is 24 years. If a new person Veerender is also included, the average age is increased by 1.5 years. What is the age of Veerender?

A) 28.5 yrs B) 29.5 yrs
C) 30.5 yrs D) 27 yrs
 
Answer & Explanation Answer: A) 28.5 yrs

Explanation:

According to the given data,

(V + R)/2 = 24

Now, after joining of Veerender,

V + R + D)/3 = 25.5

Hence, Veerender Age = 3(25.5) - 2(24) = 76.5 - 48 = 28.5 years.

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Filed Under: Problems on Ages
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Q:

I am a 6 letter word. 2,5,6 used by people to move from one place to another. 4,3,2 is also used by people to move from one place to another. 4,5,2 is the young one of carnivorous animal. If u remve my 1st, 2nd, 3rd and 4th letters its everybody. What am I?

Answer

It is ABACUS.


Words formed are as below 


BUS
CAB
CUB
US

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Subject: Logic Puzzles Exam Prep: Bank Exams

28 4260
Q:

How do you display current date and time in MS Excel ?

A) Time () B) Now ()
C) Date () D) Today ()
 
Answer & Explanation Answer: B) Now ()

Explanation:

To display current date and time in MS Excel, we use Now() method. 

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Filed Under: Computer
Exam Prep: AIEEE , Bank Exams , CAT
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15 4259
Q:

Round as a Dishpan, Deep as a Tub and Still the Oceans could not fill it up. What is it?

A) Bath Tub B) A plug hole
C) Sieve D) None
 
Answer & Explanation Answer: C) Sieve

Explanation:

Sieve.

A utensil consisting of a wire or plastic mesh held in a frame, used for straining solids from liquids.

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Filed Under: Word Puzzles
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9 4258
Q:

In the case of bodies falling under gravity which of the following remains constant at a given place?

A) Kinetic energy B) Potential energy
C) acceleration D) all the above
 
Answer & Explanation Answer: C) acceleration

Explanation:

This acceleeration denoted by letter g varies from place to place. Unless stated otherwise, it can be taken 9.8 m/s2.

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Filed Under: Physics
Exam Prep: AIEEE

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Q:

Heat transfer by radiation mainly depends upon

A) Kind and extent of its surface B) Its temperature
C) Nature of the body D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

Heat transfer through radiation takes place in form of electromagnetic waves mainly in the infrared region. It depends on nature of the body, its temperature and kind & extent of its surface.

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Filed Under: Physics
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4 4258