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If you're referring to air brake systems, primary air supplies service air pressure to the brakes on the drive axles and the trailer axles when the foot valve is used to brake. The secondary air system supplies service pressure to the brake system on the steer axle, as well as the trailer when the hand valve is used to apply the trailer brakes.
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Is Nestle in the primary secondary or tertiary sector?
Secondry
What is the percentage of primary secondary and tertiary industries in Argentina?
primary secondry tertiary jobs in Barcelona?
How many skills do you have on World of Warcraft?
U can pick 2 primary skills and as many secondry skills u like. Primary include: (Minning, skinning) Secondry include: (First aid)
Is Afghanistan an LEDC?
yes it is because there have more primary exports than secondry
Primary secondry and tertiary Employment structures for china?
2011: 10.1% primary, 46.8 secondary, 43.1 tertiary
What is the percentage of workers in primary and secondary and tertiary sector in Qatar?
25% primary 35% secondry 40% thertiary
What is the turn ratio of a transformer if the primary voltage is 240V and the secondry is 12V volts?
240 / 12 = 20
What is voltage transformation ratio?
ratio of secondry voltage to primary voltage is called voltage transformation ratio
Is a white tailed deer a primary consumer or secondry consumer?
primary consumers. producers make their own food.
Why middle lamella is called cementing layer?
because it forms a layer b/w primary and secondry wall...
What is the differende between a primary and a secondry battery?
A primary battery is the first used, most common battery, the secondary battery would be like a back up battery, or a battery that is used less.
What level consumer is a penguin?
Penguins are considered secondary consumers, as they primarily feed on fish and squid, which are primary consumers that eat phytoplankton, a primary producer. This places penguins one trophic level above the primary consumers in the food chain.
