Answer:
Hence, the three effects of electric current are heating effect, magnetic effect and chemical effect.
Answer:
b) Cohesive wear.
Explanation:
The question has some engineering subjects as Fatigue Mechanical, surface engineering, bearings design and material engineering.
According the definition of cohesive wear is the damage, gradual deformation of material at solid surfaces.
Answer:
The material that is not used for wood sanding is
3. Emery
Explanation:
The materials recommended for use as materials for wood sanding includes;
1) Garnet paper is a very brittle moderately hard, self sharpening and durable material which is a popular choice of most woodworkers
2) Aluminum oxide is used for the sanding of hardwood
3) Emery is used for the smoothening of a metal surface
4) Silicon carbide has a faster effect rate than aluminum oxide, and it is used to smoothen woodwork objects
Therefore, the material that is not used for wood sanding is Emery
Answer:
See explaination
Explanation:
Please kindly check attachment for the step by step solution of the given problem.
Answer:Gas particles spread out to fill a container evenly, unlike solids and liquids. Gas is a state of matter that has no fixed shape and no fixed volume.A liquid is a nearly incompressible fluid that conforms to the shape of its container but retains a (nearly) constant volume independent of pressure.Liquid is the state in which the substance takes the shape of its container but has a definite volume.
Explanation:
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