NCERT Class 8 Science-Chemical Effects of Electric Current[Electroplating] [NCERT Based General Studies (GS)]: Questions 1 - 5 of 5
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Question 1
Question MCQ▾
Chromium plating is found on:
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Towel rails | |
b. | Car bumpers bicycle handlebars | |
c. | Bath tapes | |
d. | All a., b. and c. are correct | |
Question 2
Question MCQ▾
Deposition of a metal over another metallic object is called as:
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Electrodes | |
b. | Electroplating | |
c. | Electrolysis | |
d. | Question does not provide sufficient data or is vague | |
Question 3
Question MCQ▾
Why tin cans are used for storing food items:
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Because tin is more reactive as compared to iron | |
b. | Because tin is less reactive as compared to iron | |
c. | It is a good conductor | |
d. | It is a good insulator | |
Question 4
Question MCQ▾
Galvanisation is defined as:
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Plating of silver on cutlery | |
b. | Plating of Zinc on to iron | |
c. | Plating of tin on iron | |
d. | None of the above | |
Question 5
Question MCQ▾
EPNS is:
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Hallmark | |
b. | it՚s a sign for electroplated nickel | |
c. | Both a. and b. are correct | |
d. | None of the above | |