Answer:
While coating, the powder particles are given a negative electric charge to create an electrostatic force of attraction between the particles and the positively charged metallic object. This electrostatic force of attraction helps the powder particles to adhere to the metallic object strongly.
Explanation:
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The medieval scientist Galileo thought up the firs porotype for the helicopter.
True Or False?
Which of the following characteristics would not give animals an advantage in the ocean?
A.Long body hair
B.A smooth body
C.Structures that sense movement
D.A strong sense of smell