Mercury Has a Density of 13,600 Kg/m³

question 56

Multiple Choice

Mercury has a density of 13,600 kg/m³. The height of a column of mercury that would produce a pressure of 1.013 × 10⁵ N/m² is

• A) 32.1 in.
• B) 29.9 in.
• C) 25.4 in.
• D) 19.8 in.
• E) 9.80 in.

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Definitions:

Axial TIR

Tolerance of radial run-out in a rotating component, measured along the axis.

Hydraulic Brake Rotor

A critical component in hydraulic braking systems, the rotor is a disc that brake pads press against to create friction and slow down the vehicle.

Servo-type Hydraulic Drum Brake

A braking system which combines hydraulic pressure and mechanical servo action to increase braking efficiency, often found in vehicles.