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[SED223] The pressure of fixed mass of an ideal gas at 57oC is 20Pa. the gas is heated at a constant volume until its pressure is 50Pa. determine the new temperature of the gas.
552oC

[SED223] The form of energy transferred from one point to another by virtue of difference in temperature is known as
Heat energy

[SED223] Which of the following components can be used to store electric charges?
Capacitor

[SED223] A single vector which produces the same effect in magnitude and direction as individual forces acting together is known as
Resultant vector

[SED223] A thermometer records 680mmHg at steam point and 440mmHg at ice point. The temperature it records at 380mmHg is
-250C

[SED223] A solid ball of metal has a spherical cavity inside it. What happens to the volume of the cavity when heated?
increased

[SED223] The maximum density of water occurs at a temperature of
40C

[SED223] Which of the following is not a property of sound wave?
Polarization

[SED223] Which of the following statements about the Newton second law is true
Force is proportional to rate of change of momentum

[SED223] -50°C is equivalent to
223 Kelvin