Bank PO Questions


Q:

1 WH =

A) 360 joules B) 36000 joules
C) 3600 joules D) 36 joules
 
Answer & Explanation Answer: C) 3600 joules

Explanation:

The watt-hour (WH) is a unit of energy equivalent to one watt (1 W) of power expended for one hour (1 h) of time.

1 WH = 3600 joules.

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Filed Under: Physics
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Q:

10+10(9) =

A) 180 B) 110
C) 100 D) 19
 
Answer & Explanation Answer: C) 100

Explanation:

According to BODMAS Rule,

10 + 10(9)

= 10 + 90

= 100

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Q:

Short term side effects of alcohol and other drugs include

A) Temporary blindness B) Disrupted sleep
C) Forgetfulness D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

Short term side effects of alcohol and other drugs include forgetfulness, temporary blindness and disrupted sleep.

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Filed Under: General Science
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Q:

In each question two equations numbered I and II are given,you haveto solve both the equation and choose the correctanswer.

I. 5x2+ 28x = -15II. 3y2+ 11y + 6 = 0

A) X > Y B) X ≥ Y
C) X < Y D) X ≤ Y
 
Answer & Explanation Answer:

Explanation:

5x^2+ 28x = -15x = (-3/5, -5)

II. 3y^2+ 11y + 6 = 0y = (-3, -2/3)

So Relationship cannot be established

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Q:

Glass is made of which material?

A) Calcium carbonate B) Sand
C) Silver Iodide D) Lime
 
Answer & Explanation Answer: B) Sand

Explanation:

Glass is made from heating of sand. To melt sand to make glass, the temperature needed is above 1800 deg celcius.

glass_is_made_of_which_material1562221721.jpg image

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Filed Under: Physics
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Q:

Plants developing in dry conditions are

A) mesophytes B) xerophytes
C) hydrophytes D) lithophytes
 
Answer & Explanation Answer: B) xerophytes

Explanation:

Plants developing in dry conditions are called as xerophytes.

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Q:

During the light reactions of photosynthesis

During_the_light_reactions_of_photosynthesis1553000283.jpg image

A) the energy from sunlight is absorbed by the pigment chlorophyll B) the water are obserbed by roots
C) the sunlight is reflected by the leaf pigments D) All the above
 
Answer & Explanation Answer: A) the energy from sunlight is absorbed by the pigment chlorophyll

Explanation:

During the light reactions of photosynthesis the energy from sunlight is absorbed by the pigment chlorophyll present in the chloroplasts of the leafs.

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Filed Under: Biology
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Q:

A business owned by one person

A) Sole proprietorship B) Non profit
C) Limited liability D) None of the above
 
Answer & Explanation Answer: A) Sole proprietorship

Explanation:

A business owned by one person and operates for their benefits is called as Sole Proprietorship or sole trader.

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