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erastovalidia [21]
3 years ago
11

Please help me I will give brainliest to you

Physics
1 answer:
Ainat [17]3 years ago
3 0

Answer:

a) Plant cell

Hope it helps.

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please help me guys please please please please please please please please please please please please please​
seropon [69]

Answer:

1.F = 256 N

2.a = 8 m/s/s

By looking at the given information, you know force, and an acceleration. Therefore you have enough information to use the first formula.

F = ma

256 N = m * 8 m/s/s

m = 256 N/8 m/s/s

m = 32 Kg

6 0
3 years ago
Charge A is sitting in an electric field you know the following information:________
soldi70 [24.7K]

Answer:

The equation that will relate all the given parameters, in other to calculate the potential energy of charge A is:

∆V = ∆U/q, ∆V is potential at charge A position, q is magnitude of charge A, ∆U will be made the subject of the relation, which is the Potential Energy of charge A. The notation "∆" show, the quantities have both in values and final values, in the electric field.(Change in Electric potential and potential energy, due to the effect of the field)

Explanation:

The potential energy of a charged particle (Charge A) in an electric field depends on the magnitude of the charge(Known as stated in the question). However, the potential energy per unit charge has a unique value at any point in the electric field.

6 0
3 years ago
HEY CAN ANYONE ANSWER DIS PLS!!!
SOVA2 [1]

Answer:

Multiplied.

Explanation:

I have a positive feeling about my answer. If I'm wrong, I am terribly sorry!!!

8 0
3 years ago
Read 2 more answers
if your vehicle begins to slide or skid in the rear, you should? group of answer choices press the gas pedal and speed up. steer
MariettaO [177]

if your vehicle begins to slide or skid in the rear, you should steer in the direction that the rear is sliding to.

<h3>What should you do if the rear end of the vehicle starts to slide or skid?</h3>

In the case above, a person need to Look as well as steer in the direction that the person want the front of the vehicle to go.

Note that  in the case above;

Do stay way from  the brake pedal and never apply the brakes.

  • Steer in the the same direction as the rear of the vehicle that is known to be  sliding. This will give room for the vehicle to go straight instead of going sideways.
  • Then make sure to get ready to steer in the opposite direction if the vehicle is one that begins swerving in the other direction.

Therefore, if your vehicle begins to slide or skid in the rear, you should steer in the direction that the rear is sliding to.

Learn more about slide or skid from

brainly.com/question/2148046

#SPJ1

7 0
1 year ago
How many photons per second are emitted by a monochromatic lightbulb (650 nm) that emits 45 W of power? Express your answer usin
Fudgin [204]

Answer:

The number of photons per second are 7.95\times10^{11}\ photons/s.

Explanation:

Given that,

Wavelength = 650 nm

Power = 45 W

Distance R= 17 m

Diameter = 5.0 mm

We need to calculate the number of photon per second emitted by light bulb

Using formula of energy

E=\dfrac{hc}{\lambda}

The power is

P=\dfrac{nE}{t}

\dfrac{n}{t}=\dfrac{P}{E}

Put the value of E

\dfrac{n}{t}=\dfrc{P \lambda}{hc}

Put the value into the formula

\dfrac{n}{t}=\dfrac{45\times650\times10^{-9}}{6.6\times10^{-34}\times3\times10^{8}}

\dfrac{n}{t}=1.47\times10^{20}\ photons/s

We need to calculate the surface area

Using formula of area

A=4\piR^2

A=4\pi\times17^2

We need to calculate the number of photons entering into eye

N=n\dfrac{A_{eye}}{A_{surface}}

N=1.47\times10^{20}\times\dfrac{\pi(2.5\times10^{-3})^2}{4\pi\times17^2}

N=7.95\times10^{11}\ photons/s

Hence, The number of photons per second are 7.95\times10^{11}\ photons/s.

4 0
3 years ago
Read 2 more answers
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