4. In a test on breakdown voltages, V kilovolts, for insulation of different thicknesses, t millimetres, the following results were obtained: t 10 14 V 449 563 2-0 153 3-0 200 5-0 282 18 666 If the law connecting V and t is V = at", draw a suitable graph and determine the values of the constants a and n.

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Chapter2: Second-order Linear Odes
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4.
In a test on breakdown voltages, V kilovolts, for insulation of different
thicknesses, t millimetres, the following results were obtained:
t
V
2-0
153
3-0
200
5-0
282
10
449
14
563
18
666
If the law connecting V and t is V = at", draw a suitable graph and
determine the values of the constants a and n.
Transcribed Image Text:4. In a test on breakdown voltages, V kilovolts, for insulation of different thicknesses, t millimetres, the following results were obtained: t V 2-0 153 3-0 200 5-0 282 10 449 14 563 18 666 If the law connecting V and t is V = at", draw a suitable graph and determine the values of the constants a and n.
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