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3 years ago

15

In a certain balanced three phase system each line current is a 5a and each line voltage is 220v . What is the approximate real

power if the power factor is 0.7

1 answer:

lara [203]3 years ago

4 0

Answer:

1,334

Explanation:

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HfrrghhJbfrfefefft nbgyjjiutrwdgju

Tasya [4]

Answer:

hshdhriwjajaldh skshdjdywuusg

Explanation:

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3 years ago

An engineer is going to redesign an ejection seat for an airplane. The seat was designed for pilots weighing between 130 lb and

k0ka [10]

Answer:

A.) 0.3088

B.) 0.0017

C.) part A

Explanation:

A.)

$z1=$ $\frac{\left(150-137\right)}{27.7}$ $=0.4693$

$z2=\frac{\left(201-137\right)}{27.7}=2.3105$

$P(0.4693$

B.)

$z1=\frac{150-137}{27.7/ \sqrt{39}} =2.9309\\z2=\frac{201-137}{27.7/ \sqrt{39}}=14.4289$

$\\P(2.9309$

C.) Since the seat performance for an individual pilot is more important than 39 different pilots.

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3 years ago

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Marysya12 [62]

The workers went to bed hungry probably because they are hard workers and so didn’t want to eat because they didn’t want to take break┌(;￣◇￣)┘

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3 years ago

Initially, a pump pressure of __________ pounds per square inch should be used to maintain a sprinkler or standpipe system.

jasenka [17]

<u>Answer:</u>

<u>of 150 pounds per square inch</u>

Explanation:

Note that the unit for measuring water pressure is called <u> pounds per square inch (psi)</u>

In the case of sprinklers and standpipe systems, a pressure <u>of 150 pounds per square inch</u> was used initially.

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3 years ago

State three active materials of a lead acid cell

igomit [66]

Answer:

lead dioxide,sulfate and lead acid

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3 years ago

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