Answer / pawan

0.7v

Answer / syncopator

The cut-in voltage of an l.e.d. depends upon the diode's
light colour.

For a red l.e.d. it is typically around 1.1V. For other
l.e.ds it is higher.

Answer / anoop a.s

Led cut-in voltage depends upon the material composition
used in led . ie, for different colours different materials
and different cut-in voltages

Answer / jaxx

min>=0.7 to break junction barrier

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wye we used flip-flop...Any alternatives.........??

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