Q:

Gammaxene, D.D.T. & Bleaching powder are important compounds of

A) Nitrogen	B) Phosphorus
C) Chlorine	D) Sulphur

Answer & Explanation Answer: C) Chlorine

Explanation:

Gammaxene, D.D.T. & Bleaching powder are important compounds of Chlorine.

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Filed Under: Chemistry
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Q:

Which of the following is not a transverse wave?

A) Light waves	B) Radio waves
C) Sound waves	D) All the above

Answer & Explanation Answer: C) Sound waves

Explanation:

Light and Radio waves are both different frequency/wavelengths of electromagnetic radiation, which consists of two components electric and magnetic of perpendicular, transverse waves.

Sound, on the other hand, is a longitudinal wave which oscillates parallel to it's medium (back and forth instead of up and down).

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Filed Under: Physics
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14 6880

Q:

In photography, the compound of nitrogen used is

A) Potassium nitrate	B) Silver nitrate
C) Ammonium carbonate	D) Ammonium bicarbonate

Answer & Explanation Answer: B) Silver nitrate

Explanation:

Silver nitrate is the basic substance from which silver bromide is obtained. The photographic films are impregnated with the light sensitive AgBr.

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Filed Under: Chemistry

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Q:

The most important official post with vast responsibilities created by Ashoka was

A) Rajuka	B) Yukta
C) Dharamamahamatya	D) Prativedaka

Answer & Explanation Answer: C) Dharamamahamatya

Explanation:

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Filed Under: Indian History

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Q:

In the context of stock Market, the abbreviation IPO stands for

A) Immediate Payment Order	B) Internal Policy Obligation
C) Initial Public Offering	D) None of these

Answer & Explanation Answer: C) Initial Public Offering

Explanation:

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Filed Under: General Awareness

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Q:

What are the four steps to the briefing process?

Answer

Military Staffs normally follow four steps when preparing an effective briefing. They are:

1. Plan — analyze the situation and prepare a briefing outline.

2. Prepare — collect information and construct the briefing.

3. Execute — deliver the briefing.

4. Assess — follow up as required.

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7 6868

Q:

Solve the number puzzle

number_puzzle1540890829.jpg image

A) 2	B) 3
C) 0	D) Can't be determined

Answer & Explanation Answer: B) 3

Explanation:

In the given number puzzle,

Sum of Row 1 = 14

Sum of Row 2 = 23

Sum of Row 3 = 13 + ?

Sum of Column 1 = 16

Sum of Column 2 = 23

Sum of Column 3 = 11 + ?

Diagonal 1 sum = 17

Diagonal 2 sum = 14 + ?

From the above analysis,

Sum of Row 2 = Sum of Column 2 = 23

Sum of Row 1 = Sum of Column 3 = 14 = 11 + ? .............(1)

Sum of Row 3 = Sum of Column 1 = 16 = 13 + ? .............(2)

Diagonal 1 sum = Diagonal 2 sum = 17 = 14 + ? .............(3)

Hence,

From (1), (2) & (3)

? = 3

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29 6865

Q:

October 3 is observed as _______

A) World Vegetarian Day	B) United Nations Day for South-South Cooperation
C) World Immunization Day	D) World Smile Day

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