# Fill in the blanks:$(a)$. The inner surface of a steel spoon acts as a ________ mirror.$(b)$. The outer surface of a flat steel plate acts as a ________ mirror.$(c)$. The outer shining surface of a round bottom steel bowl acts as a ________ mirror.$(d)$. The inner surface of the reflector of a torch acts as a ________ mirror.

AcademicPhysicsNCERTClass 7

#### Complete Python Prime Pack for 2023

9 Courses     2 eBooks

#### Artificial Intelligence & Machine Learning Prime Pack

6 Courses     1 eBooks

#### Java Prime Pack 2023

8 Courses     2 eBooks

$(a)$. The inner surface of a steel spoon acts as a $\boxed{concave}$ mirror.

$(b)$. The outer surface of a flat steel plate acts as a $\boxed{plane}$ mirror.

$(c)$. The outer shining surface of a round bottom steel bowl acts as a $\boxed{convex}$ mirror.

$(d)$. The inner surface of the reflector of a torch acts as a $\boxed{concave}$ mirror.

Updated on 10-Oct-2022 13:30:11

Advertisements