Power of a lens is its focal length is
Asked by admin @ in Physics viewed by 269 People
Power of the lens is -4d, then its focal length is -----?
Asked by admin @ in Physics viewed by 269 People
Power of the lens is -4d, then its focal length is -----?
Answered by admin @
The power of a lens is a measure of its ability to produce deviation of light. A lens of short focal length produces more deviation of light than that of a lens of larger focal length. So, power of a lens is defined as the reciprocal of its focal length. The unit of power of lens is dioptre, D where f is in meter.
Asked by admin @ in Physics viewed by 315 persons
Asked by admin @ in Science viewed by 321 persons
Asked by admin @ in Physics viewed by 263 persons
Asked by admin @ in Science viewed by 285 persons
Asked by admin @ in Science viewed by 313 persons
Asked by admin @ in Physics viewed by 357 persons
Asked by admin @ in Physics viewed by 290 persons
Asked by admin @ in Physics viewed by 272 persons
Asked by admin @ in Physics viewed by 319 persons
Asked by admin @ in Physics viewed by 336 persons
Asked by admin @ in Physics viewed by 329 persons
Asked by admin @ in Physics viewed by 320 persons
Asked by admin @ in Science viewed by 332 persons
Asked by admin @ in Biology viewed by 300 persons
Asked by admin @ in Physics viewed by 290 persons
Asked by admin @ in Physics viewed by 11070 persons
Asked by admin @ in Physics viewed by 2668 persons
Asked by admin @ in Physics viewed by 1531 persons
Asked by admin @ in Physics viewed by 1512 persons
Asked by maham237 @ in Physics viewed by 1314 persons
Asked by maham237 @ in Physics viewed by 1204 persons
Asked by admin @ in Physics viewed by 1146 persons
Asked by maham237 @ in Physics viewed by 1099 persons
Asked by maham237 @ in Physics viewed by 1080 persons