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Fuel cell, using hydrogen and oxygen as fuels, A. has been used in spaceship B. has as efficiency of (40 % ) to produce electricity C. uses aluminum as catalysts D. is eco-friendry E. is actually a type of Galvanic cell only Choose the correct answer from the options given below:

Options

  1. AA, B, D, E only
  2. BA, D, E only
  3. CA, B, D only
  4. DA, B, C only

Correct answer

B. A, D, E only

Step-by-step solution

Fuel cell is used in spaceship and it is type of galvanic cell.

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