1 Diopter is the unit of ? a) linear magnification b) power of lens c) inverse of object distance from lens d) inverse of image distance from lens
2 In an experiment involving the convex lens, , which of the following is NOT correct? a) images must always be sharply focused b) the tip of object pin must be at the same height as the centre of lens c) images obtained must always be magnified d) parallax error must be avoided
3 Describe the image of a candle positioned 20cm in front of a concave mirror of focal length 30cm? a) virtual, inverted, 12cm behind mirror and magnified 3 times b) real, inverted, 12cm in front of mirror and diminished 3 times c) virtual, erect, 60cm behind mirror and magnified 3 time d) real, erect, 60cm in front of mirror and diminished 3 times
The answer to the question is available in the PDF file https://www.assignmentexpert.com/https://www.assignmentexpert.com/homework-answers/physics-answer-51841.pdf
Numbers and figures are an essential part of our world, necessary for almost everything we do every day. As important…
APPROVED BY CLIENTS
Finding a professional expert in "partial differential equations" in the advanced level is difficult.
You can find this expert in "Assignmentexpert.com" with confidence.
Exceptional experts! I appreciate your help. God bless you!
Comments
Leave a comment