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Unit - 5.2 Temperature And Its Measurement — PHYSICS STD 7 — Question

ICSE BoardEnglish MediumSTD 7PHYSICSUnit - 5.2 Temperature And Its Measurement2 Marks
Question
Convert $-30^{\circ} C$ into (a) Kelvin (b) ${ }^{\circ} F$
✓

Answer

(a) Temperature in $K =$ Temperature in ${ }^{\circ} C +273$
= -30 + 273
= 243 K.
(b) Temperature in ${ }^{\circ} F =9 C / 5+32$
= 9 × (-30) /5 + 32
$=-22^{\circ} F$


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