NCERT Class 10 Science-Light - Reflection and Refraction[Spherical Mirrors] [NCERT Based General Studies (GS)]: Questions 1 - 5 of 19
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Question 1
Question MCQ▾
Concave mirror is also called a converging mirror:
Choices
| Choice (4) | Response | |
|---|---|---|
a. | In concave mirror rays after reflection actually converge at the focus | |
b. | Because in concave mirror reflected rays diverge | |
c. | Because the focus of a concave mirror is a virtual focus | |
d. | The focus of a concave mirror is in front of the mirror | |
Question 2
Question MCQ▾
A smooth, highly polished reflecting surface is called as:
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Mirror | |
b. | Plane lens | |
c. | Curved lens | |
d. | All of the above | |
Question 3
Question MCQ▾
In curved mirror polished surface is:
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Plane | |
b. | Curved | |
c. | Question does not provide sufficient data or is vague | |
d. | None of the above | |
Question 4
Question MCQ▾
Sign convention for the spherical mirrors is:
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Incident ray travel from left to right | |
b. | Pole of the mirror as origin left of the pole are taken as negative and right of the pole is taken as positive | |
c. | Distance measured below principal axis are positive and above principal axis are negative | |
d. | None of the above | |
Question 5
Question MCQ▾
Convex mirrors are used as:
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Staircase mirrors | |
b. | Vigilance mirrors | |
c. | Side Mirrors | |
d. | All a., b. and c. are correct | |