A machinist with normal vision has a near point at 25 cm.The machinist wears eyeglasses in order to do close work.The power of the lenses is + 4.25 diopters.With these eyeglasses,the near point of the machinist,in cm,is closest to:
A) 12
B) 10
C) 7
D) 15
E) 17
Correct Answer:
Verified
Q1: A farsighted boy has a near point
Q3: Situation 19.2
The objective and the eyepiece of
Q4: A lens of focal length 45 mm
Q5: Situation 19.2
The objective and the eyepiece of
Q6: A lens of focal length 40 mm
Q7: Situation 19.2
The objective and the eyepiece of
Q8: The image of a tree on a
Q9: A lens of focal length 45 mm
Q10: Situation 19.1
The objective of a microscope has
Q11: A farsighted boy has a near point
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents