The following are true about the sensitivity of the visual system:
a. in the dark the peak sensitivity of the eye is around 500nm
b. in the light the peak sensitivity of the eye is around 555nm
c. the cone can not respond to white flickering light of 20 Hz and above
d. a dark-adapted eye is more sensitive to blue-green light than a light-adapted ey
a. in the dark the peak sensitivity of the eye is around 500nm
b. in the light the peak sensitivity of the eye is around 555nm
c. the cone can not respond to white flickering light of 20 Hz and above
d. a dark-adapted eye is more sensitive to blue-green light than a light-adapted ey