centre of curvature वाक्य
"centre of curvature" हिंदी में centre of curvature in a sentenceउदाहरण वाक्य
- It measures mirror surface dimensions by reflecting light into a knife edge at or near the mirror's centre of curvature.
- The observer's eye is placed close to the centre of curvature of the mirror under test looking at the mirror through the grating.
- The centripetal acceleration always points towards the centre of curvature O and only changes the direction "'s "'of the forward displacement while the parcel moves on.
- The Foucault tester is set up at the distance of the mirror's radius of curvature ( radius R is twice the focal length . ) with the pinhole to one side of the centre of curvature ( a short vertical slit parallel to the knife edge can be used instead of the pinhole ).