## Express on the diagram the answers to the following questions

1.The melting point of CaTiSiOs is 1,400″C and the heat of fusion at the normal melting point is 123,700J mol-‘. Calculate the heat of fusion at 1,300″C. Cp,sd,d= 177.4 + 23.2xlO”T- 4O.3x1O5T2, J mol-‘K’ Cp,liguid = 279.6 J mol”K”

2. Enthalpy changes resulting from temperature change can be represented on an enthalpy-temperature diagram as shown in the figure. Express on the diagram the answers to the following questions:

1) Enthalpy change when solid A melts at T,,,

2) Enthalpy change when liquid A is super cooled

3) Enthalpy change when solid A is superheated from T,,, to T,, and then solidifies. from T,,, to T, and then melts

### Calculate the maximum achievable bridge out-of-balance voltage for an applied torque T of 103 N m given the following

Four strain gauges, with specification given below, are available to measure the torque on a cylindrical shaft 4 cm in diameter connecting a motor and load. (a) Draw clearly labelled….

### Find the gain and phase characteristics of the maintaining amplifier.

A solid-state capacitive humidity sensor has a capacitance given by: C = 1.7 RH + 365pF where RH is the percentage relative humidity. The sensor has an associated parallel resistance….

### calculate the mean velocity of the gas at maximum flow rate

A pitot tube is used to measure the mean velocity of high pressure gas in a 0.15 m diameter pipe. At maximum flow rate the mean pitot differential pressure is….