Question

Q1A. Match the following
1. Convex Mirror
2. Infrasound
1.Frequency less than 20H2
2.Image always bigger than the object.
3.Image always smaller than the object​

Answer 1

Answer:

1 - Image is always smaller than the object

2 - Frequency less than 20 Hz

Answer 2

Answer:

1. convex mirror ---Image always smaller than the oobject
2. Infrasound--- Frequency less than 20H2

hope it helps!!!