00:01
Hi, everybody.
00:01
So we're using a ray diagram to locate an image.
00:05
Okay? so we are given 60 centimeters as a distance, which is going to be our start.
00:14
And let's draw this here.
00:19
And i want to say this is 60 centimeter.
00:23
Okay.
00:24
And you know half is going to be 30.
00:29
And that's our focal point.
00:31
So we'll put that here.
00:33
Okay.
00:33
And then we're also given a focal length of 30.
00:37
So, coffee paste here, 30.
00:44
Vocal.
00:46
And this looks like another 0.
00:51
Centimetres, okay? there we go...