EASY
Earn 100
Which one of the following is the correct position of the object pin to find the focal length of a concave mirror?
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Important Questions on Experiments Related to Optics
MEDIUM
Why is it important to make sure the optical bench's center line and the mirror's major axis are parallel when determining v values for various values of u and the focal length in the case of a concave mirror?
HARD
As shown, in a lab experiment, a student makes a graph based on his observations. In the u-v graph for a concave mirror, he drew lines OA, AB, and AD. what is the significance of point A?
EASY
How are the values of and represented at point A on the graph for a concave mirror?
HARD
In an experiment of finding focal length of a concave mirror by u-v method, a student prepares following graph of u versus v graph.
Focal length of mirror is nearly
MEDIUM
A concave mirror lab experiment being conducted by a student. What should he adjusted to obtain a clear, sharp image on the screen in front of the concave mirror?
MEDIUM
Why Index correction is required while finding the focal length of a concave mirror?
MEDIUM
A student took an observation and found that the distance of the image pin is equal to and the distance of the object pin is equal to from the pole of the concave mirror. Which one of the following formulae and the values must be used for calculations?
MEDIUM
Which of the following statements is not true for a light ray refracted through a prism?
MEDIUM
Which of the following is observed with the increase in the angle of incidence for finding the angle of minimum deviation for the prism?
MEDIUM
The angle of minimum deviation for a glass prism can be found using a curve. Which one is the most appropriate range of angles of incidence for it?
MEDIUM
In which one of the following cases, the value for the angle of minimum deviation will change?
