Image Distance at a = 15 cm
Difficulty: Easy · Topics: Thin Lens Equation, Convex Lens, Image Formation
a = 15 cm dagi tasvir masofasi
For the convex lens shown (f = 10 cm) with the candle at a = 15 cm,
physics "view":[-4.7,-2.75,6.7,2.55],"alt":"A candle in front of a convex lens; sliders move the candle and change the focal length, and the image moves.","params":["id":"a","label":"a","min":4,"max":30,"step":0.5,"value":15,"unit":"cm","id":"f","label":"f","min":5,"max":15,"step":0.5,"value":10,"unit":"cm"],"let":"S":"7.5","h":"0.85","XL":"-4.5","XR":"6.4","Y":"2.35","A":"a/S","F":"f/S","real":"a f","b":"a f/(a - f)","B":"b/S","hi":"-h b/a","show":"abs(a - f) 0.25 && B XL + 0.3 && B < XR - 0.2 && abs(hi) < Y","x1":"min(XR, (h + Y) F/h)","x2":"min(XR, Y A/h)","items":["type":"line","from":[-4.6,0],"to":[6.2,0],"width":1.1,"type":"arrow","from":[6.1,0],"to":[6.5,0],"colour":"ink","width":1,"head":8,"type":"label","at":[6.6,0.2],"text":"x","anchor":"e","size":14,"math":true,"type":"lens","at":[0,0],"h":1.9,"type":"label","at":[4.9,1.95],"text":"f = =f cm","anchor":"c","size":14,"type":"point","at":["=-F",0],"r":3,"label":"F","anchor":"s","type":"point","at":["=F",0],"r":3,"label":"F'","anchor":"s","type":"candle","at":["=-A",0],"h":"=h","type":"ray","points":[["=-A","=h"],[0,"=h"],["=x1","=h - h x1/F"]],"arrows":[0.3,0.8],"type":"ray","points":[["=-A","=h"],["=x2","=-h x2/A"]],"arrows":[0.3,0.8],"if":"!real && show","type":"line","from":[0,"=h"],"to":["=B","=hi"],"dash":"4 3","colour":"ray","width":1.1,"if":"!real && show","type":"line","from":["=-A","=h"],"to":["=B","=hi"],"dash":"4 3","colour":"ray","width":1.1,"if":"show","type":"candle","at":["=B",0],"h":"=abs(hi)","inverted":"=real","ghost":true,"type":"dim","from":["=-A",0],"to":[0,0],"offset":0.95,"side":-1,"label":"a","gap":0.05,"if":"show && real","type":"dim","from":[0,0],"to":["=B",0],"offset":0.95,"side":-1,"label":"b","gap":0.05,"if":"show && !real","type":"dim","from":["=B",0],"to":[0,0],"offset":1.6,"side":-1,"label":"b","gap":0.05]
what is the image distance b, in cm?
Ko‘rsatilgan yig‘uvchi linza (f = 10 cm) va a = 15 cm dagi sham uchun
physics "view":[-4.7,-2.75,6.7,2.55],"alt":"A candle in front of a convex lens; sliders move the candle and change the focal length, and the image moves.","params":["id":"a","label":"a","min":4,"max":30,"step":0.5,"value":15,"unit":"cm","id":"f","label":"f","min":5,"max":15,"step":0.5,"value":10,"unit":"cm"],"let":"S":"7.5","h":"0.85","XL":"-4.5","XR":"6.4","Y":"2.35","A":"a/S","F":"f/S","real":"a f","b":"a f/(a - f)","B":"b/S","hi":"-h b/a","show":"abs(a - f) 0.25 && B XL + 0.3 && B < XR - 0.2 && abs(hi) < Y","x1":"min(XR, (h + Y) F/h)","x2":"min(XR, Y A/h)","items":["type":"line","from":[-4.6,0],"to":[6.2,0],"width":1.1,"type":"arrow","from":[6.1,0],"to":[6.5,0],"colour":"ink","width":1,"head":8,"type":"label","at":[6.6,0.2],"text":"x","anchor":"e","size":14,"math":true,"type":"lens","at":[0,0],"h":1.9,"type":"label","at":[4.9,1.95],"text":"f = =f cm","anchor":"c","size":14,"type":"point","at":["=-F",0],"r":3,"label":"F","anchor":"s","type":"point","at":["=F",0],"r":3,"label":"F'","anchor":"s","type":"candle","at":["=-A",0],"h":"=h","type":"ray","points":[["=-A","=h"],[0,"=h"],["=x1","=h - h x1/F"]],"arrows":[0.3,0.8],"type":"ray","points":[["=-A","=h"],["=x2","=-h x2/A"]],"arrows":[0.3,0.8],"if":"!real && show","type":"line","from":[0,"=h"],"to":["=B","=hi"],"dash":"4 3","colour":"ray","width":1.1,"if":"!real && show","type":"line","from":["=-A","=h"],"to":["=B","=hi"],"dash":"4 3","colour":"ray","width":1.1,"if":"show","type":"candle","at":["=B",0],"h":"=abs(hi)","inverted":"=real","ghost":true,"type":"dim","from":["=-A",0],"to":[0,0],"offset":0.95,"side":-1,"label":"a","gap":0.05,"if":"show && real","type":"dim","from":[0,0],"to":["=B",0],"offset":0.95,"side":-1,"label":"b","gap":0.05,"if":"show && !real","type":"dim","from":["=B",0],"to":[0,0],"offset":1.6,"side":-1,"label":"b","gap":0.05]
tasvirgacha b masofa necha santimetr?