What is the absolute pressure
A pressure gage reading is 20 mm δHg. If the gage is located at an elevation of 2000m.What is the absolute pressure? (Assume δHg= 13.6 δH2O & Patm at 2000m is 0.7846 that of patm at 0.0m)
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In a potentiometer arrangement, a cell of emf 1.25 V gives a balance point at 35.0 cm length of the wire. If the cell is replaced by another cell and the balance point shifts to 63.0 cm, what is the emf of the second cell?
Try to recall a decision you made today. Discuss how you made the decision. Now follow the steps of the scientific method to see whether you would reach the same decision again.
A 0.01 significance level is used for a hypothesis test of the claim that when parents use a particular method of gender selection, the proportion of baby girls is less than 0.5.
Determine the amount of steam generated per unit of fuel mass burned, the change in the exergy of the combustion streams, in kJ/kg fuel and the steam stream, in kJ/kg steam, and the lost work potential, in kJ/kg fuel.
A secondary cell after long use has an emf of 1.9 V and a large internal resistance of 380 Ω . What maximum current can be drawn from the cell? Could the cell drive the starting motor of a car?
The free convection heat transfer coefficient on a thin hot vertical plate suspended in still air can be determined from observations of the change in plate temperature with time as it cools.
Determine the value of X. What might you do if you failed to find a balance point with the given cell of emf ??
An automobile tire with a volume of 0.6m3 is inflated to a gage pressure of 200 KPa. Calculate the mass of air in the tire if the temperayure is 20 degree C using the ideal gas equation of state.
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