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39 results
We'll dive into how myopia develops, focusing on the elongation of the eyeball and the decrease in the focal length of the eye lens ...
62 views
6 days ago
A concave mirror has a focal length of 40.0 cm . Determine the object position for which the resulting image is upright and four ...
0 views
4 days ago
You find a converging lens in the storeroom and wish to determine its focal length. Describe how you could use two lasers to ...
Street Photography: Capturing the Essence of Urban Life | Tips & Techniques Welcome to our channel! In today's video, we're ...
43 views
" When one light ray is reflected from a plane mirror with 30 angle of reflection, the angle of deviation of the ray after reflection is: ...
32 views
7 days ago
An object is placed at a distance of 12 cm in front of a plane mirror. The virtual and erect image is formed by the mirror. Now the ...
19 views
Two objects A and B are Placed at 15 cm and 25 cm from the pole in front of a concave mirror having radius of curvature 40 cm.
36 views
A thin cylindrical rod of length 10 cm is placed horizontally on the principal axis of a concave mirror of focal length 20 cm. The rod ...
21 views
Electric room heaters use a concave mirror to reflect infrared (IR) radiation from hot coils. Note that IR radiation follows the same ...
A magnifying glass has a focal length of 16 cm, and is held next to the eye. The enlarged image that is seen is located 64 cm from ...
Wildlife Photography Tips: Capturing the Beauty of Germany's Fauna and Flora Learn valuable tips and techniques for capturing ...
5 views
An object 'o' is placed at a distance of 100 cm in front of a concave mirror of radius of curvature 200 cm as shown in the figure.
23 views
A light ray is incident, at an incident angle 0,, on the system of two plane mirrors M and M2 having an inclination angle 75 between ...
39 views
Two vertical parallel mirrors A and B are separated by 10 cm. A point object 0 is placed at a distance of2 cm from mirror A. The ...
14 views
Assertion: A concave lens of very short focal length causes higher divergence than one with longer focal length. Reason: The ...
17 views
Presented by Fokitis Emmanuel, National Technical University of Athens (21 June 2024)
65 views
... detailed video at 1920 x 1080 resolution with a 5-layer anti-glare lens and fixed focal length for clear imaging within 11.8-118.1 ...
In this video, I share an in-depth review of Oswaal Books, the ultimate resource for your Board 2025 and NEET preparation.
(II) Two 25.0-cm-focal-length converging lenses are placed 16.5 cm apart. An object is placed 35.0 cm in front of one lens. Where ...
1 day ago
Can a $9 vintage lens from the 1960s outdo modern lenses in emotion and nostalgia? Absolutely! In this video, I compare an ...
452 views
3 days ago