Wired Faculty
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Match the following options:
| A. Iris | (i) Image formed |
| B. Retina | (ii) Controls the size of pupil |
| C. Rainbow | (iii) Spectrume |
| D. Band of seven colours | (iv) Dispersion of light |
A. Iris | (i) Controls the size of pupil |
B. Retina | (ii) Image formed |
C. Rainbow | (iii) Dispersion of light |
D. Band of seven colours | (iv) Spectrume |
Describe an activity to show that the incident ray, the reflected ray and the normal at the point of incident lie in the same plane.
A person 1 m in front of a plane mirror seems to be _____ m from his image.
If you touch your _____ ear with right hand in front of a plane mirror it will be seen in the mirror that your right ear is touched with _____.
Fill in the blanks:
The size of the pupil becomes _________ when you see in dim light.
Night birds have ________ cones than rods in their eyes.
Angle of incidence is equal to the angle of reflection
Image formed by a plane mirror is
Describe the construction of a kaleidoscope.
Draw a labelled sketch of the human eye.
Gurmit wanted to perform the Activity of 'Throwing light on frinds eye' using a laser torch. Her teacher advised her not to do so. Can you explain the basis of the teachers advise?
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Mock Test Series
