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31 lines
1 KiB
Ruby
31 lines
1 KiB
Ruby
# A ruby program for Ohms Law, which is used to calculate Voltage for the given Resistance and Current.
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# Ohms Law -> V = I * R
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# Reference: https://en.wikipedia.org/wiki/Ohm's_law
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def ohms_law(i, r)
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if i > 0 && r > 0
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"The voltage for given #{i} ampheres current and #{r} ohms resistance is #{r * i} volts."
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else
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raise
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end
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rescue StandardError
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'Error: Please provide valid inputs only!'
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end
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# Valid inputs
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puts(ohms_law(5, 10))
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# The voltage for given 5 ampheres current and 10 ohms resistance is 50 volts.
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puts(ohms_law(2.5, 6.9))
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# The voltage for given 2.5 ampheres current and 6.9 ohms resistance is 17.25 volts.
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puts(ohms_law(0.15, 0.84))
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# The voltage for given 0.15 ampheres current and 0.84 ohms resistance is 0.126 volts.
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# Invalid inputs
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puts(ohms_law(5, -10))
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# Error: Please provide valid inputs only!
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puts(ohms_law(-5, -10))
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# Error: Please provide valid inputs only!
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puts(ohms_law(5, '10'))
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# Error: Please provide valid inputs only!
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puts(ohms_law('a', 10))
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# Error: Please provide valid inputs only!
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