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Marina CMI [18]
3 years ago
15

Will mark as brainliest !! plz answer it

Physics
2 answers:
MrRissso [65]3 years ago
5 0
Don’t listen to the other guy. I answered on your other comment!
Alchen [17]3 years ago
4 0

Answer:

1/4

Explanation:

pls mark me as brainliest thanks

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Over the years most technology has gotten?
WITCHER [35]
More expensive & probably less complicated
3 0
4 years ago
Which part of the following graph shows the object going at the fastest speed?
Alex73 [517]

Answer:

more point plzzzzz... eeeeeeeee

4 0
3 years ago
When a man returns to his well-sealed house on a summer day, he finds that the house is at 35°C. He turns on the air conditioner
Paul [167]

Answer:

1353.38 Watt

Explanation:

T₁ = Initial temperature of the house = 35°C

T₂ = Final temperature of the house = 20°C

Δt = Time taken to cool the house = 38 min = 38×60 = 2280 s

m = mass of air in the house = 800 kg

Cv = Specific heat at constant volume = 0.72 kJ/kgK

Cp = Specific heat at constant pressure = 1.0 kJ/kgK

Heat removed

q = mCvΔT

⇒q = 800×720×(35-20)

⇒q = 8640000 J

Average rate of hear removal

Q=\frac{q}{\Delta t}\\\Rightarrow Q=\frac{8640000}{2280}\\\Rightarrow Q=3789.47\ W

COP=\frac{Q}{W}\\\Rightarrow W=\frac{Q}{COP}\\\Rightarrow W=\frac{3789.47}{2.8}\\\Rightarrow W=1353.38\ W

∴ Power drawn by the air conditioner is 1353.38 Watt

6 0
3 years ago
Read 2 more answers
A particle charge of 2.7 µC is at the center of a Gaussian cube 55 cm on edge. What is the net electric flux through the surface
Alexxx [7]

Answer:

3.05×10⁵ Nm²C⁻¹

Explanation:

According to Gauss' law,

∅' = q/e₀............... Equation 1

Where ∅' = net flux through the surface, q = net charge, e₀ = electric permittivity of the space

From the question,

Given: q = 2.7 μC = 2.7×10⁻⁶ C,

Constant: e₀ = 8.85×10⁻¹² C²/N.m²

Substituting these values into equation 1

∅' = (2.7×10⁻⁶)/(8.85×10⁻¹²)

∅' = 3.05×10⁵ Nm²C⁻¹

3 0
3 years ago
Bobby walks 10 m north, then 6 m east. Calculate his total distance travelled.
Setler79 [48]

Answer:

Bobby walked a total of 16 meters

Explanation:

10 + 6 = 16

7 0
3 years ago
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