write with all the steps and formulas and drawing if needed.

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02-04-2021
Physics

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write with all the steps and formulas and drawing if needed.

Sagot :

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evgeniylevi evgeniylevi · Answer 1 · 2021-04-02T06:05:05-04:00

The answer is not contained detail explanation, just a solution and the required values.

All the details are in the pictures, the answers are marked with orange colour.

Note,

in the task no 20.:

[tex]m_A - the \ mass \ of \ A; \ m_B-the \ mass \ of \ B \ balls.\\V_A \ and \ V_B-the \ velocities \ of \ the \ A&B \ balls \ before \ collision.\\V'_A \ and \ V'_B-the \ velocities \ of \ the \ A&B \ balls \ after \ collision.[/tex]

V - the velocity of the pair of the balls after collision.

in the task no 21:

m₁ - the mass of the copper ball; m₂ - the mass of the copper calorimeter; m₃ - the mass of the water; t₀ - the initial temperature of water in the copper calorimeter; θ - the final temperature in the calorimeter after the copper ball is transferred into a copper calorimeter; t₁ - the required initial temperature of the copper ball before it is transferred into the calorimeter.

Sagot :

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