22. The size of image formed by the plane mirror is ___________ as size of object. *
1 point
different
same
23.The reflection of light from an uneven surface is called ___________. *
1 point
regular reflection
oblique relection
irregular reflection
smooth reflection
24. The distance between principal focus (F) and Pole (P) is. *
1 point
radius of curvature
focal length
incident ray length
diameter
25. The relationship between focal length and the radius of curvature is *
1 point
F=2R
f=R
R=2f
R=f/2
26. The spherical mirror whose reflecting surface is curved outside. *
1 point
Convex mirror
Plane mirror
Oblique mirror
Concave mirror
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Answer:
22)same
23)irregular reflection
24)focal length
25)R=f/2
26)convex mirror
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