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11
Q:

For Galvanizing Iron which of the following Metals is used?

A) Zinc B) Lead
C) Aluminium D) Copper

Answer:   A) Zinc



Explanation:

Zinc metal is used for Galvanizing Iron.

 

Galvanization or Galvanizing ::

Galvanization is the process of applying a protective zinc coating to steel or iron, to prevent rusting.

Most common method of Galvanization is Hot-Dip Galvanizing in which parts are submerged in a bath of molten zinc.

Subject: General Science
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Related Questions
Q:

When electrical brain waves have ceased, this is called

A) Electroshock B) Electrolysis
C) Suicide D) Brain death
 
Answer & Explanation Answer: D) Brain death

Explanation:
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Q:

A doctor who specializes in skin diseases

A) Nephrology B) Dermatology
C) Paediatrician D) Rheumatology
 
Answer & Explanation Answer: B) Dermatology

Explanation:
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Q:

The purpose of defibrillation is to

A) prevent asystole from deteriorating into ventricular fibrillation B) stop the chaotic, disorganized contraction of the cardiac cells
C) cause a rapid decrease in the heart rate of an unstable patient D) improve the chance of cardiopulmonary resuscitation (CPR) being successful in resuscitation
 
Answer & Explanation Answer: B) stop the chaotic, disorganized contraction of the cardiac cells

Explanation:

The purpose of defibrillation is to stop the chaotic, disorganized contraction of the cardiac cells. Defibrillation is a technique used in emergency medicine to terminate ventricular fibrillation or pulseless ventricular tachycardia. It uses an electrical shock to reset the electrical state of the heart so that it may beat to a rhythm controlled by its own natural pacemaker cells.

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1 38
Q:

The process of soil formation is called

A) Filtration B) Weathering
C) Vegetation D) Calicing
 
Answer & Explanation Answer: B) Weathering

Explanation:

The soil is formed by breaking down of large rock surfaces into pieces due to water, wind and all atmospheric changes by mixing with plants and animal decays. This process is called as weathering.

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0 18
Q:

A duty or task to be fulfilled

Answer

A duty or task that needs to be fulfilled is a responsibility that needs to happen.


 


For example : a doctor has his own task or responsibility, a police, a lawyer, etc... all have their own responsibilities.  

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0 44
Q:

Glucose is also known as

A) Maltose B) Levulose
C) Dextrose D) Ribose
 
Answer & Explanation Answer: C) Dextrose

Explanation:

Glucose is also known as Dextrose.

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0 37
Q:

From which direction does foul weather typically approach?

A) East B) North
C) West D) South
 
Answer & Explanation Answer: C) West

Explanation:

If the barometer rises, it indicates that good or fair weather is coming and if the falling barometer reading indicates that bad or foul weather is coming. Usually bad weather approaches from the west direction.

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0 48
Q:

Which vitamin is required for hair growth?

A) Vitamin C B) Niacin
C) Biotin D) Vitamin D
 
Answer & Explanation Answer: C) Biotin

Explanation:

We require vitamins B & C for hair growth. But Vitamin B such as Vitamin B7 or Biotin is required for the growth of hair.

which_vitamin_is_required_for_hair_growth1555392370.jpg image

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