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Conduction band electrons have more mobility than holes because they are

  • experience collision more frequently
  • experience collision less frequently
  • have negative charge
  • need less energy to move them

Answer: Option B

Similar Questions :

1. What nucleus of atom contains ?

  • protons
  • electrons
  • electrons and protons
  • protons and neutrons

Answer: Option D

2. Homo nuclear molecules contain ?

  • polar bond
  • covalent bond
  • ionic bond
  • coordinate bond

Answer: Option B

3. Brass is an alloy of ?

  • Copper and Tin
  • Copper and Zinc
  • Copper and Aluminium
  • Iron and Copper

Answer: Option B

4. How many different oxides are formed by nitrogen ?

  • two
  • three
  • four
  • five

Answer: Option A

5. What is a mixture of potassium nitrate powdered charcoal and sulphur called?

  • paint
  • aluminium
  • brass
  • gun powder

Answer: Option D

Explanation:

gun powder is the mixture of potassium nitrate powdered charcoal and sulphur.

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