Q:

Calculate the power (in W) of an engine if it can perform 120 J of work in 3 seconds.

A) 360	B) 80
C) 180	D) 40

Answer & Explanation Answer: D) 40

Explanation:

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Filed Under: Physics
Exam Prep: Bank Exams

0 54059

Q:

Sound waves can not travel through a

A) copper wire placed in air	B) silver slab placed in air
C) glass prism placed in water	D) wooden hollow pipe placed in vacuum

Answer & Explanation Answer: D) wooden hollow pipe placed in vacuum

Explanation:

Sound is a kind of energy created when something vibrates. When this vibration reaches an ear, it is translated into what we recognize as a sound. Sound vibration must travel through matter. Therefore, it can travel through air and water but not through vacuum.

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Filed Under: Physics
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1 53962

Q:

The filament of a light bulb is made up of

A) Platinum	B) Tantalum
C) Tungsten	D) Antimony

Answer & Explanation Answer: C) Tungsten

Explanation:

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Filed Under: Physics
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0 53878

Q:

Where was the 7th edition of Rashtriya Sanskriti Mahotsava held from 14 January to 20 January, 2018?

A) New Delhi	B) Bengaluru
C) Jaipur	D) Kanpur

Answer & Explanation Answer: B) Bengaluru

Explanation:

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Filed Under: General Awareness
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1 53843

Q:

The place of origin of an earthquake is called

A) Epicentre	B) Seismal
C) Focus	D) Amphidromic Point

Answer & Explanation Answer: C) Focus

Explanation:

The_place_of_origin_of_an_earthquake_is_called1556255800.jpg image

The point or place of origin of an earthquake is called Focus.

And,

The point where the seismic waves reach the surface is called as Epicenter.

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Filed Under: World Geography
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212 53799

Q:

Which of the following is a property of an acid?

A) Acids reacts with metals	B) Acids taste sour
C) Acids turn blue litmus paper red	D) All the above

Answer & Explanation Answer: D) All the above

Explanation:

The general properties of acids are as follows :-

1.They are sour to taste.

2.They turn blue litmus paper red but the red litmus paper have no effect of acids and it remains unaffected.

3.They release hydrogen ions H+ in the solution medium, making the conditions acidic.

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Filed Under: Chemistry
Exam Prep: Bank Exams

0 53722

Q:

The mass of one molecule of oxygen is

A) 2.3 x 10-23 g	B) 3.3 x 10-23 g
C) 4.3 x 10-23 g	D) 5.3 x 10-23 g

Answer & Explanation Answer: D) 5.3 x 10-23 g

Explanation:

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Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams

4 53700

Q:

India has donated a 'Digital cobalt therapy machine' developed by BARC, to which country?

A) Madagaskar	B) Mali
C) Malaysia	D) Maldives

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