A point object O is placed on the principal axis of a convex lens of focal length 10 cm at 12 cm from the lens. When object is displaced 1 mm along the principal axis away from lens, magnitude of displacement of image is x1 .When the lens is displaced by 1 mm per...
(c)An object is placed at a distance 5 cm from a convex lens of focal length 10 cm. The image formed is virtual, upright and………..Solution:(a) An object is placed at a distance of more than 40 cm from a convex lens of focal length 20 cm. The image formed is real, inverted...
Answer to: An object is 30 cm in front of a converging lens of focal length of 10 cm. Calculate the image position and draw the ray diagram. By...
Answer to: An object is 30 cm in front of a converging lens with a focal length of 10 cm. Use ray tracing to determine the location of the image...
If an object of 10 cm height is placed at a distance of 36 cm from a concave mirror of focal length 12 cm, find the position, nature and height of the image. Q. An object is placed at a distance of 10 cm from a convex lens of focal length 12 cm. Find the position and natur...
A plano convex lens has focal length f=20cm. If its plane surface is silvered, then new focal length will be A20cm B40 cm C30 cm D10 cmSubmit Find the focal length of the lens shown in the Fig.. View Solution An equiconvex lens of focal length 15cm is cut into two equal halves...
A converging lens has a focal length of 0.12 m. To get an image of unit magnification the object should be placed at what distance from the converging lens ? View Solution An object is placed at a distance of 12 cm from a convex lens of focal length 8 cm. Find : the position of ...
In an experiment to measure the focal length of a convex lens, the measured focal length is shorter than the actual value. What could be the cause? A. The object distance is measured inaccurately and is too large. B. The image distance is measured inaccurately and is too small. C. The...
In the experiment of finding the focal length of a convex lens, we should use: A. A ruler and a white paper B. A protractor and a mirror C. A ruler and a concave lens D. A protractor and a white paper 相关知识点: 试题来源: ...
In a convex lens, if the object is placed at twice the focal length, the image formed will be: A. Virtual and enlarged B. Real and enlarged C. Real and of the same size D. Real and inverted 相关知识点: 试题来源: 解析 D。在凸透镜中,当物体位于两倍焦距处时,成的像是实像且倒立。