📊 Physics
Q. Why a solar cooker has a glass cover?
  • (A) because glass is good conductor of heat and cheap
  • (B) because glass allow light to pass through but does not allow heat radiation to pass through
  • (C) because through one can see the food cooking
  • (D) because glass does not absorb heat radiation
✅ Correct Answer: (B) because glass allow light to pass through but does not allow heat radiation to pass through

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