If you plot a graph with Fahrenheit temperatures along the vertical axis and the corresponding Celsius temperatures along the horizontal axis, the slope of the will be A) -32: B) 32; C) -1.8: D) 1.8:
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- What is the standard unit of temperature in the SI? (Do not abbreviate; for example gram not g.)In a warm room a naked resting person has a skin temperature of 33k°if the room temperature is 29co,what is the body surface area if the rate of heart loss due to convection is 43 watt and the convection const.(7.1watt/m?. k°) 1.8 m2 1.6 m2 1.7 m2 1.5 m?Solve with the correct units 3. Determine the temperature for which a thermometer with degrees Fahrenheit is numerically twice the reading of the temperature in degrees Celsius.
- Some amount of heat energy is removed from a 9cm X 22cm X 16cm block of ice to cool from 0°C to -12°C. (Hint: to find mass, use the relation between, density, mass and volume) Calculate the following: a) The mas of ice cube in grams (density of ice = 920 kg/m3). %3D b) The temperature difference in kelvin b) The energy removed from ice in calories - (specific heat of ice = 2093 J/kg°C)Dimensional formula for thermal conductivity is (here K denotes the temperature): 1) MLT–3 K–1 2) MLT–2 K–2 3) MLT–2 K 4) MLT–3 KA surveyor uses a steel measuring tape that is exactly 75000m long at a temperature of 20 degree celcius? What is the length (in m) of the tape when them temperature is 35 degrees celcius? ( X steel = 1.2 x 10-5 / K) The answer (in fundamental Sl unit) is (type the numeric value only)
- Thickness of ice on a lake is 5cm and the temperature of air -20 degree C. If the rate of cooling of water inside the lake be 20,000cal/min through each square metre surface, find k for ice.If water is cooled from 130 O F to -10 O F, what is the temperature change on the(a) Fahrenheit scale (b) Centigrade scale and (c) Kelvin Scale and Rankine scale?Note: Draw the figure of a thermometer reflecting the given temperatures. Write the formulaand solve for the required quantity. Encircle or box the final answer/s.QUESTION 2 A surveyor uses a steel measuring tape that is exactly 75000m long at a temperature of 20 degree celcius? What is the length (in m) of the tape 35 degrees celcius? when them temperature is O steel = 1.2 x 105 /K) The answer (in fundamental SI unit) is (type the numeric value only)
- A world record for the greatestchange in temperature was set in Spearfish, SD, on January 22,1943. At 7:30 a.m. the temperature was -4.0 °F; two minutes laterthe temperature was 45 °F. Find the average rate of temperaturechange during those two minutes in kelvins per second.What must be the height of a 200mm diameter vertical pipe carrying hot liquid so that the surrounding area becomes 38degrees C? Note that the rate of convection is 6 KWatts and the surface of the plate is around 90degrees C. answer in meters. (3 decimal places)An unknown material bar having length of 2.7m has 1m2 cross sectional area. One end is in contact with 373K and another end is 273K. Thermal conductivity of the material is 350W/mK. The total rate of heat flow is . .Joules/second. (Calculate up to one decimal point accuracy).