Epoxy coating for strength in 3D Printing - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the sentence to explain why epoxy coating is used.

3D Printing

Epoxy coating is applied to 3D printed parts to increase their [1].

Drag options to blanks, or click blank then click option'

Astrength

Bweight

Ccolor

Dsize

Attempts:

3 left

💡 Hint

Common Mistakes

Choosing 'weight' because coating adds some mass but that is not the main reason.

Choosing 'color' because epoxy can change appearance but strength is key.

Epoxy coating is used to increase the strength of 3D printed parts by adding a hard protective layer.

2fill in blank

medium

Complete the sentence to describe the effect of epoxy on surface finish.

3D Printing

Applying epoxy coating results in a [1] and smoother surface on 3D printed objects.

Drag options to blanks, or click blank then click option'

Arough

Bshiny

Cdull

Dporous

Attempts:

3 left

💡 Hint

Common Mistakes

Choosing 'rough' because coating actually smooths the surface.

Choosing 'porous' because epoxy seals pores rather than creating them.

Epoxy coating creates a shiny and smooth surface by filling small gaps and imperfections.

3fill in blank

hard

Fix the error in the sentence about epoxy curing time.

3D Printing

Epoxy coating usually [1] within a few minutes after application.

Drag options to blanks, or click blank then click option'

Amelts

Bfreezes

Cevaporates

Dcures

Attempts:

3 left

💡 Hint

Common Mistakes

Choosing 'melts' because epoxy hardens, not melts.

Choosing 'evaporates' because epoxy is a liquid that hardens, not evaporates.

Epoxy 'cures' means it hardens chemically, which is the correct term for setting.

4fill in blank

hard

Fill both blanks to describe the preparation and application of epoxy coating.

3D Printing

Before applying epoxy, the surface must be [1] and the epoxy should be mixed [2].

Drag options to blanks, or click blank then click option'

Acleaned

Bheated

Cthoroughly

Dquickly

Attempts:

3 left

💡 Hint

Common Mistakes

Choosing 'heated' for surface preparation, which is not typical.

Choosing 'quickly' for mixing, which can cause improper curing.

The surface must be cleaned to remove dust and oils, and epoxy should be mixed thoroughly for proper curing.

5fill in blank

hard

Fill all three blanks to complete the explanation of epoxy benefits.

3D Printing

Epoxy coating improves [1] by adding a [2] layer that protects against [3].

Drag options to blanks, or click blank then click option'

Adurability

Bthin

Cmoisture

Dflexibility

Attempts:

3 left

💡 Hint

Common Mistakes

Choosing 'flexibility' because epoxy usually makes parts harder, not more flexible.

Choosing 'thick' instead of 'thin' because epoxy layers are generally thin.

Epoxy adds a thin protective layer that increases durability and protects against moisture damage.