Case hardening is not done by (A) Nitriding (B) Hot dipping (C) Electroplating (D) Both ‘b’ & ‘c’

Case hardening is not done by
(A) Nitriding
(B) Hot dipping
(C) Electroplating
(D) Both ‘b’ & ‘c’
by

1 Answer

Answer :

Option D
by

Related questions

__________ is not a case hardening process.(A) Carburising (B) Nitriding (C) Cyaniding (D) Annealing

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Last Answer : (D) Annealing

Nitriding of steel is a process for (A) Case hardening (B) Spheroidising (C) Normalising (D) Annealing

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The coating of a thin layer of zinc on steel or iron objects is known as – (1) Hot dipping (2) Tinning (3) Galvanising (4) Electroplating

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Last Answer : (3) Galvanising Explanation: Galvanization is the process of applying a protective zinc coating to steel or iron, in order to prevent rusting. Although galvanization can be done with electrochemical and ... is hot-dip galvanization, in which steel parts are submerged in a bath of molten zinc.

The coating of a thin layer of zinc on steel or iron objects is known as (1) Hot dipping (2) Tinning (3) Galvanising (4) Electroplating

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Tin coating is not done by (A) Vaporising (B) Hot dipping (C) Electro deposition (D) Spraying

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Hot dipping process is used for coating a low melting point metal (e.g. Pb, Sn, Zn) on iron, steel & copper having relatively higher melting points. Which of the following is not a hot dipping process? (A) Galvanising (B) Tinning (C) Sherardizing (D) None of these

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Nitriding of steel is done (in electric furnace) at __________ °C. (A) 510 (B) 1720 (C) 2210 (D) 910

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Case hardening of a material is (A) Followed by tempering or carburising (B) Preceded by its tempering (C) Done to get a soft ductile interior with a very hard surface (D) Carried out to get extreme hardness in its core

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_____ is the process of coating Zinc by hot dipping

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While normal carburising and nitriding surface treatments increase fatigue strength, excessive treatment may decrease the fatigue strength. Why ?

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Define the following : Electrochemistry , Electrolyte , Non-Electrolyte , Electrolytic Cell , Galvanic or Voltaic cell , Electrolysis , Hydrolysis & electroplating.

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How many types of case hardening and what are they ?

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Hardening of steel is not possible unless it is heated __________ critical point. (A) Above the highest (B) Above the lowest (C) Between the first & second (D) Between the second & third

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__________ of a material results, when its strength is increased & ductility is decreased by heating at a relatively lower temperature after cold working. (A) Solid solution hardening (B) Screw dislocation (C) Strain ageing (D) Twinning

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Conditioners like finely divided peat are added to the fertiliser to (A) Counteract burning (B) Avoid caking & hardening (C) Produce bulk (D) Increase its solubility

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Which of the following processes follows the hardening process for reducing the hardening strains & increasing the toughness of the steel part? (A) Anodising (B) Tempering (C) Carburising

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Last Answer : (B) Tempering

Hardening of steel is not possible, unless it is heated __________ critical point. (A) Above the highest (B) Above the lowest (C) Between the first & second (D) Between the second & third

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Last Answer : (B) Above the lowest

Heating the Hypo-eutectoid steels to 30°C above the upper critical temperature line, soaking at that temperature and then cooling slowly to the room temperature to form a pearlite & ferrite structure is called (A) Tempering (B) Hardening (C) Annealing (D) Normalising

Description : Heating the Hypo-eutectoid steels to 30°C above the upper critical temperature line, soaking at that temperature and then cooling slowly to the room temperature to form a pearlite & ferrite structure is called (A) Tempering (B) Hardening (C) Annealing (D) Normalising

Last Answer : Option C

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What is your favorite dipping sauce for french fries?

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Does anyone have a good dipping sauce recipe?

Description : Does anyone have a good dipping sauce recipe?

Last Answer : Ooh, ooh, I’m sending this to Kardamom!

How do you feel about double dipping?

Description : How do you feel about double dipping?

Last Answer : Vehemently against it.

When did dipping bread become uncool?

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Does anyone have a recipe for a sweet dipping sauce?

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Last Answer : Have you thought of premade frosting, warmed in the microwave?

You have one dipping sauce only. What is it?

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is there a commonly used dipping sauce for reuben sandwiches

Description : is there a commonly used dipping sauce for reuben sandwiches

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When a megohmmeter is being used to test insulation resistance, current leakage along the surface of the insulation is indicated by the megohmmeter pointer _____________. A. fluctuating around a constant resistance reading B. dipping towards 'zero', then rising slowly C. kicking slightly downscale as voltage is applied D. continually rising as the test voltage is applied

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Last Answer : Answer: C