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At room temperature 27°C, the resistance of the heating element. R27° = 230/3.2 = 71.875 ohm At the steady temperature t° C, the resistance Rt = 280/2.8 = 82.143 ohm Now, R2 = R1[1 + α(t2 - t1) => 82.143 = 71.875[1 + 1.7 x 10-4(t - 27)] => 0.0840 x 104 = t - 27 => 840 = t - 27 => t = 867°C
86 36 ? 7 7.5 0.75
800 400 600 1500 ? 23625
...Below given are 2 wrong number series.
Series I: 19, 30, 6, 45, – 11, 67
Series II: 141, 148, 223, 398, 723, 1248
I. The absolute...
22 39 58 81 ? 141
4 5 9 27 ? 723
...The following expressions form a series followed by a (?). Find the odd one out first and then find that what will come in place of the question mark (?...
2 5 16 65 326 ?
1 4 13 46 ? 976
...2120 1976 2097 1997 ? 2014
...16 9 ? 13.25 22.625 36.3125
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