THE 2018 POE SEM 1 REVIEW

Front

Which step of the Engineering Design Process includes detailed sketches? Options: Define Problem, Generate Concepts, Develop a Solution, Construct Prototype

Back

Develop a Solution

Front

What is the current across R₂?

Back

0.2 Amps

Front

Does Kirchhoff's Current Law apply to parallel circuits?

Back

True

Front

What is the mechanical advantage of this system? Options: 3.46:1, 2:1, 1:2, 1.73:1

Back

2:1

Front

What is the total resistance of the circuit?

Back

59 Ohms

Front

Which of the following is an inexhaustible form of energy? Biomass, Solar, Coal, Uranium

Back

Solar

Front

Which of the following is a non-renewable form of energy? Biomass, Coal, Wind, Geothermal

Back

Coal

Front

A construction worker uses a board and log as a lever to lift a heavy rock. If the input arm is 3 meters long and the output arm is 0.75 meters long, what is the mechanical advantage of the lever?

Back

4

Front

What is the difference between Ideal Mechanical Advantage and Actual Mechanical Advantage?

Back

AMA takes into account the friction acting on the object.

Front

What unit do we use for measuring Power? Options: Watts, Joules, Newtons, ft/lbs

Back

Watts