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Savatey [412]
3 years ago
12

What is the difference between forced and natural convection?

Physics
1 answer:
aalyn [17]3 years ago
3 0
Forced is not natural, there's an catalyst for what happens as natural convection occurs in its own phenomena without an external body imposing upon it to act
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Scientific research shows that birds are capable of regenerating their hair cells.
kiruha [24]

True.

It has been studied in a research study that claims birds have the ability and capability to regenerate their hair cells.

Brainliest please?

4 0
4 years ago
Read 2 more answers
If the distance d (in meters) traveled by an object in time t (in seconds) is given by the formula d = A + Bt^2, the SI units of
Yuliya22 [10]

Answer:

The SI units of the “A” is m (meters)

The SI units of the “B” is m/s^2

Explanation:

Given the distance = d meters.

Time taken to travel = t (seconds)

Function of the distance, d = A + Bt^2

Now we have given the above information and from the given distance function, we have to find the SI units of the A and B. Here, below are the SI units.

Thus, the SI units of the “A” is = m (meters)

The SI units of the “B” is = m/s^2

6 0
4 years ago
Question 19 (Multiple Choice Worth 3 points) A mirror will reflect
Jobisdone [24]
So far, all we have is a very short true statement. If it's a multiple choice question, then where are they ?
4 0
4 years ago
The idea is to get as much EMF produced from the sprinter running through it. If you were the Olympic coach on a year when there
never [62]

Answer:

the greater the speed, the greater the electromotive force

* The metal pole must be parallel to the field

* you must keep the ball of the field

Explanation:

To determine the advice to the runners, let's use the Farad equation to and

           fem = -N \frac{ d \phi}{dt}  = -N \frac{ B A Cos \theta }{dt}

how the runners are moving

                 fi = B l x

            fem = -N B l v

therefore the advice we can give are:

* the greater the speed, the greater the electromotive force

* The metal pole must be parallel to the field

* you must keep the ball of the field

3 0
3 years ago
A 77.8 kg basketball player is running in the positive direction at 8.1 m/s. She is met head-on by a 99.8 kg player traveling at
lilavasa [31]

Answer:

-5.24 m/s

** The minus sign indicates that the velocity vector points in the opposite direction with respect to the initial direction of the 77.8 kg player **

Explanation:

Hi!

We can solve this problem considering each player as a point particle and taking into account the conservation of linear momentum.

Since the 99.8 kg player is moving towards the 77.8kg, the initial total momentum is:

m1*v1_i + m2*v2_i = (77.8kg)(8.1 m/s) - (99.8kg)(6.9 m/s)

** The minus sign indicates that the velocity vector points in the opposite direction with respect to the initial direction of the 77.8 kg player **

The final total momentum is equal to:

m1*v1_f + m2*v2_f = (77.8 kg)v1_f + (99.8 kg)(3.5 m/s)

The conservation of momentu tell us that:

m1v1_i + m2v2_i = m1v1_f + m2v2_f

Therefore:

v1_f =v1_i + (m2/m1)*(v2_i-v2_f)

v1_f = 8.1 m/s  + (99.8 / 77.8) * (-6.9 - 3.5 m/s)

<u>v1_f = -5.24 m/s</u>

6 0
3 years ago
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