Answer:
Temperature of the mixture=8 °C
Explanation:
Let, Temperature of the mixture=t °C
Q₁ = Q₂
=> m₁SΔΘ₁ = m₂SΔΘ₂
=> 39 × (20+t) = 21 × (60-t)
∴ t = 8 °C
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Answer:
please in english......................................
Explanation:
Answer:
Explanation:
the directions may change
Or they will repel and become opposite sides
Answer:
The focal length of the given spherical mirror is 20cm.
Explanation:
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