Use laws for addition and subtraction of logarithms to simplify a given logarithmic expression to an arbitrary base.

Questions testing rather basic understanding of the index laws.

Finding the resistive voltage in a simple series RL circuit.

Finding the resistance in a simple parallel RL circuit.

Finding the inductance in a simple series RL circuit.

Finding the inductive current in a simple parallel RL circuit.

Finding the current in a simple parallel RL circuit.

This exam assesses AC Circuit Theory.

Using double angle and pythagorean identities (2 parts)

Quiz designed to test integration of powers of x including negative powers, surds, fractions, etc.

Multiplication and adding matrices.

A question to practice equation line and finding gradients

Knowing the half-life of Carbon-14 and the initial mass of Carbon-14 when a tree was cut (a) write an expression that describes the relationship between the remaining mass and time, (b) calculate the remaining mass after $t$ years, and (c) given the remaining mass calculate how many years ago the tree was cut down. 

Find the tension required to hold a pole at a specified angle.

Homework set.  Find 2-D moments or balance moments using Verignon's theorem:  $ M = \pm F_x d_y \pm F_y d_x$

Find reactions for a particle in equilibrium

Homwork Set.  Covers graphical, and trigonometric methods of vector addition.

SIT190 - Module 2 - Quiz

MECE3930U: Heat Transfer Assignment 3

Please follow the Numbas guidance first if you did not attend the Numbas session.

Number of attempts = 5

Time to complete: unlimited

All answers should be provided without the units, but attention must be paid to the unit instructions in each question. For example, if your answer is 100.3 W/m2K, type 100.3 only.

All answers must be rounded to one digit, unless otherwise stated. For example, if your answer is 100.27, type 100.3.

Homework set.  Calculate Moment of Inertia for I beams, channels, angles, etc.

Shear and bending moment diagrams involving concentrated moments.

Shear and bending moment problems involving distributed loads.

Simply supported Beam with three concentrated loads.

Homeworks 36, 37, 38 and 39 don't resume properly in Numbas LTI, so broken into individual problems.

Developing concepts for shear and bending moment diagrams. 

Homework set.  Find internal shear force, normal force, and bending moment at a designated point in a rigid body.

Homework set.  Frame and machine problems.

Homework set.  More frame and machine problems.

Homework set.  Frame and machine problems.

Homework set.  Trusses solved using the method of sections