Calculate the mass of air in the tire
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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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)
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 ??
A jet-propelled object has a straight-line motion according to the equation [x= 2 t^2 - 2t - 2] where x is in meters and t is in seconds.
The balance point of the cell in open circuit is 76.3 cm. When a resistor of 9.5 Ω is used in the external circuit of the cell, the balance point shifts to 64.8 cm length of the potentiometer wire. Determine the internal resistance of the ce
Air can be assumed to be an ideal gas with a temperature-independent heat capacity CP = 29.3 J/mol-K. What is the number of moles left in the tank at the end of the process?
A circular coil of wire consisting of 100 turns, each of radius 8.0 cm carries a current of 0.40 A. What is the magnitude of the magnetic field B at the centre of the coil?
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