Ag Mech State Test Study #4

Front

What are ledgers used for in construction?

Back

Ledgers are horizontal supports that provide a resting place for floor joists when joist hangers cannot be used.

Front

What type of bolts are recommended for lightweight metal structures?

Back

Machine bolts are used as fasteners for lightweight metal structures due to their strength and reliability.

Front

What is a Western Union splice?

Back

A Western Union splice is a method of joining wires that provides strength and is commonly used in electrical work.

Front

How do you calculate the cost of electricity?

Back

Multiply the local rate per kilowatt-hour by the total kilowatt-hours used. For example, $0.13/kWh * 120 kWh = $10.20.

Front

What does it mean if the diagonal measurements of a building layout are equal?

Back

If the diagonal measurements are equal, it indicates that the four corners of the layout are square.

Front

Define joist hangers.

Back

Joist hangers are metal brackets used to support the ends of joists in construction.

Front

What is the purpose of using machine bolts in construction?

Back

Machine bolts provide strong fastening for metal structures and are designed to withstand heavy loads.

Front

Explain the significance of a splice in electrical wiring.

Back

A splice is used to connect two or more wires together, ensuring a continuous electrical circuit.

Front

What is the formula to determine the cost of electricity consumption?

Back

Cost = Rate per kWh x Total kWh consumed.

Front

What does it mean for a structure to be 'plumb'?

Back

A structure is 'plumb' when it is perfectly vertical and aligned with the force of gravity.

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2