Question

with daigram explain working of photocoupler​

Answer 1

Answer:

An optocoupler uses and LED optically

coupled to a photodiode or a phototransistor in a single package.Two

basic types are LED photodiode and LED

phototransistor,as shown in Figure.

Optocouplers are used to isolate sections of a circuit that are incompatible in terms

of the voltage levels or currents required.

Pls mark my answer Brainlest

Answer 2

Answer:

please mark brainlist to DISHANT 7177

Endocytosis is found only in the animal cells because animal cells lack a cell wall outside the plasma membrane. It is not associated with plant cells. ... Endocytosis may be a process, where cells absorb material such molecules like proteins from the surface by engulfing it with their semi-permeable cell membrane.