Internal energy is greater in a

A) cup of boiling-hot tea.
B) fire-engine pail of boiling-hot tea.
C) both the same


Answer: B

Physics & Space Science

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Indicate whether the statement is true or false

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A 120-V rms voltage at 60 Hz is applied across an RC circuit. The rms value of the current in the circuit is 0.60 A and it leads the voltage by 60°. What is the value of the capacitance in this circuit?

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If the result of your calculations for a quantity has SI units of C2 ? s2/(kg ? m2), that quantity could be

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