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uranmaximum [27]
2 years ago
9

Find average speed when time= 27s and total distance is 94m

Physics
1 answer:
Slav-nsk [51]2 years ago
8 0
3.4814815 (or 3 13/27) m/s

speed = distance/time
3.4814815 (or 3 13/27) = 94/27

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A force off 700 newtons is applied to a 600 kg bowling ball. What is the acceleration of the bowling ball once the force is appl
Readme [11.4K]

Answer:

<h2>1.17 m/s²</h2>

Explanation:

The acceleration of an object given it's mass and the force acting on it can be found by using the formula

a =  \frac{f}{m}  \\

f is the force

m is the mass

From the question we have

a =  \frac{700}{600}  =  \frac{7}{6}  \\  = 1.1666666...

We have the final answer as

<h3>1.17 m/s²</h3>

Hope this helps you

6 0
3 years ago
What is the first law of conservation of energy? How is the law applicable to the earths energy balance
Vlad1618 [11]

Answer:

First law of thermodynamic state that energy is always conserved, in other word, energy cannot be created or destroyed.

This means that energy can only transfer from one source to another.

For example, the electricity we used to power our phone didn't come from nowhere.

We charge our phone using the energy from the electricity from the outlet.

The outlet gets its energy from the power plant, who generated that energy from burning coal.

The coal they burned got their energy while they were alive as plants.

The plants got their energy from the sun.

The sun got its energy from other cosmic stuff and so on...

My point is that the energy we use will always cycle around. It doesn't come from thin air and it doesn't disappear into thin air either. This help keeps things balance because if energy is created out of thin air then the earth might just blow up. If energy gets erased into thin air then there'll be nothing to fuel life.

5 0
3 years ago
A long solenoid that has 1 200 turns uniformly distributed over a length of 0.420 m produces a magnetic field of magnitude 1.00
Fantom [35]

Answer:

<h2>The current required  winding is  2.65*10^-^2 mA</h2>

Explanation:

We can use the expression B=μ₀*n*I-------1 for the magnetic field that enters a coil  and

n= N/L (number of turns per unit length)

Given data

The number of turns n= 1200 turns

length L= 0.42 m

magnetic field B= 1*10^-4 T

μ₀= 4\pi*10^-^7 T.m/A

Applying the equation  B=μ₀*n*I

I= B/μ₀*n

I= B*L/μ₀*n

I= \frac{1*10^-^4*0.42}{4\pi*10^-^7*1.2*10^3 }

I= 2.65*10^-^2 mA

8 0
3 years ago
Physics Question (attached)
hammer [34]

Answer:

The answer is "\bold{10.6 \ \ \frac{m}{s^2}}"

Explanation:

The  Formula of acceleration:

\bold{a= \frac{v-v_0}{t}}

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t= 50\\v= 856\\v_0= 324

Calculating the acceleration:

\to  a = \frac{(856 - 324)}{50}\\\\

       = \frac{(532)}{50}\\\\= \frac{(106.4)}{10}\\\\= 10.64 \ \ \frac{ m}{s^2}

8 0
3 years ago
Match the facts to the examples. The force of gravity increases with an increase in the mass of objects. Acceleration due to gra
sergeinik [125]

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arrowRight . . . . a button on a computer keyboard that causes the cursor to move to the right on the screen when pushed

arrowRight . . . . a button on a computer keyboard that causes the cursor to move to the right on the screen when pushed  

arrowRight . . . . a button on a computer keyboard that causes the cursor to move to the right on the screen when pushed

8 0
3 years ago
Read 2 more answers
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