The strong force is an attractive force between

A. Two protons.
B. Two neutrons.
C. A proton and a neutron.
D. Both A and B.
E. All of A-C.


Answer: E. All of A-C.

Physics & Space Science

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a. The explosion of hydrogen and oxygen to form water. b. Heat transfer through thick insulation. c. The adiabatic free expansion of a gas. d. A slow isothermal compression of a gas. e. A slow leakage of gas into an empty chamber through a small hole in a membrane.

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In a design using the aluminum alloy 7075-T6, would it be safe to assume that a part could withstand an infinite number of stress applications that are only 50 % of the yield stress? _________

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Physics & Space Science