Test2(PAE11/21/24): Electrical and Mechanical Systems Quiz

What is the primary function of a mechanical system?

• To generate heat

• To convert energy into useful work

• To minimize energy consumption

• To create new energy

Which of the following is NOT a principle of effective mechanical system design?

• Safety

• Sustainability

• Scalability

• Complexity

In a block and tackle system with 10 supporting rope segments, the mechanical advantage is:

• 2

• 10

• 8

• 16

Which class of lever places the load between the effort and the fulcrum?

• Class 1

• Class 2

• Class 3

• Class 4

What is the mechanical advantage formula for an inclined plane?

• Radius of wheel / radius of axle

• Length of slope / height of slope

• Force exerted / force applied

• Speed ratio

Which of the following simple machines is a helical inclined plane?

• Pulley

• Screw

• Lever

• Gear

What system uses levers and gears to enable precise movement in robotics?

• Block and tackle

• Articulated arms

• Conveyor belts

• Scissors

In a wheel and axle system, mechanical advantage increases with:

• Smaller wheels

• Larger wheels

• Shorter axles

• Longer axles

What is an example of a compound mechanical system?

• A wheelbarrow

• A dolly

• A bicycle

• A crowbar

Which of these does NOT use a pulley system?

• Elevators

• Cranes

• Bicycles

• Block and tackle