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21
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22
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23
Coulomb force constant [kesetvideo ]
Published 1959“…New York : Educational Services Incorporated,…”
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24
Electrons in a uniform magnetic field [kasetvideo]
Published 1959“…New York : Educational Services Incorporated,…”
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25
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26
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27
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28
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29
Counting electrical charges in motion [kasetvideo]
Published 1960“…New York : Educational Services Incorporated,…”
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30
Electric lines of force [kasetvideo]
Published 1959“…New York : Educational Services Incorporated,…”
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31
Measuring large distances [kasetvideo]
Published 1960“…New York : Educational Services Incorporated,…”
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32
Conservation of energy [kasetvideo]
Published 1959“…New York : Educational Services Incorporated,…”
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33
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34
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35
Mechanical energy and thermal energy [kasetvideo]
Published 1959“…New York : Educational Services Incorporated,…”
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36
Angular momentum [filem] : a rector quality
Published 1962“…New York : Educational Services Incorporated,…”
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37
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38
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39
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40