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siniylev [52]
4 years ago
11

An electromagnet requires 3 things. Select the 3 components below.

Physics
1 answer:
notsponge [240]4 years ago
6 0

Answer:

A. Battery

B. Iron Core

C. Solenoid

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An air compressor and takes atmospheric Air at 14.7 PSI and increases its pressure to 150 psi ( Gauge). the pressurized air is s
Yuliya22 [10]

Answer:

The absolute pressure of air inside the tank is 164.7 psi.

Explanation:

Given that,

Atmospheric pressure = 14.7 Psi

Gauge pressure = 150 psi

We need to calculate the absolute pressure of air inside the tank

Using formula of absolute pressure

P_{ab}=P_{g}+P_{atm}

Where, P_{g} = gauge pressure

P_{atm} =atmospheric pressure

Put the value into the formula

P_{ab}=150+14.7

P_{ab}=164.7\ psi

Hence, The absolute pressure of air inside the tank is 164.7 psi.

3 0
3 years ago
Define density with a suitable formula​
kumpel [21]

Answer:

ratio between m/v

or d= m/v

m= mass

v= volume

5 0
4 years ago
When asked how to create an electromagnet the best answer would be?
Ann [662]
Take wire and a nail strip 2 in of wire then wrap it around a nail
8 0
4 years ago
The pressure extered by fluid at any given depth is exerted _____ in all directions
Blababa [14]

The pressure exerted by fluid at any given depth is exerted equally in all directions.

<h3><u>Explanation:</u></h3>

Pressure is defined as the force per unit area. Hydraulic force is the force that is exerted by liquid to a particle which is present somewhere inside the liquid. This pressure is exerted by the liquid particles from each part of the of the whole mass.

As far as the upper particles are concerned, the liquid exerts the force due to gravity, which acts downwards. Similarly, the particles which are down to the particle in liquid gives the reaction force which is based on Newton's third law of motion. This makes the force acts from all sides.

This is the reason why a particle which is submerged stays still, as there's no unbalanced force which can turn the particle.

8 0
4 years ago
The differential equation below models the temperature of an 88°C cup of coffee in a 24°C room, where it is known that the coffe
densk [106]

Answer:

y = 24+64\cdot e^{-150\cdot t}

Explanation:

Let solve the differential equation by separating corresponding variables:

\int\limits^t_0\, dt = -\frac{1}{150} \int\limits^y_{y_{o}} \frac{dy}{y-24}

The solution of this equation is:

t = -\frac{1}{150}\cdot (\ln|y-24|-\ln |y_{o}-24|)

The explicit form of the temperature as a function of time is:

\ln |y-24|=-150\cdot t + \ln |y_{o}-24|

y-24 = C\cdot e^{-150\cdot t}

The value of the integration constant is:

C = 64

The complete expression is:

y = 24+64\cdot e^{-150\cdot t}

3 0
3 years ago
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