Free Academic Assignment Samples & Model Answers

EE4524 Assignment Question 1: A small wind turbine is connected to a permanent magnet synchronous generator that produces 30 kW power. This wind generator is operated at the unity power factor and connected to the grid through a three-phase back-to-back AC/DC/AC power converter.

HL3044 Assignment: Who was King Arthur, and how did he evolve into the household name that we know today? Where did the legends of his knights originate, and how did they develop over time? How widespread were the Arthurian legends across medieval Europe, and what made them so appealing to authors of English literature in more recent centuries?

MA7131 Figure 1 shows an axisymmetric solid where y-axis is the axis of symmetry and the cross-section is a trapezium. The cross-section is modelled as a single 4-node quadrilateral isoparametric element as shown.

MA3005/MA3705 Assignment: (a) Figure 1 shows gear 1 driving gear 2 and a cable drum, where gear 2 and the cable drum share the same rotating shaft. Gear 1, gear 2 and the cable drum have a radius of 3r, 5r and 2r, respectively. The moment of inertia of gear 1 is J while the combined moment of inertia of gear 2 and the cable drum is 4J.

An ammonia storage tank leaks at its bottom piping through an effective opening with a diameter of 50 mm. NH3 is stored under saturated liquid conditions at 11.58 bar and 30oC. Location of leak in piping is at 10-meter