Energy conversion using fuel cell and solar cell

Energy conversion using fuel cell and solar cell (1) Summarize the type and characteristics briefly - Fuel cell - Solar cell (2) Explain the irreversibility of fuel cell - Activation loss - Fuel crossover and internal current - Ohmic losses - Mass transport or concentration losses (3) Explain the open circuit voltage of fuel cell (Including equation) (4) Explain Faraday's laws of electrolysis