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Marina86 [1]
2 years ago
15

Reasons why inductors opposes charges passing through it​

Physics
1 answer:
saul85 [17]2 years ago
8 0

Answer:

é isso daí msm

Explanation:

oq eu falei

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a falling skydiver slows from a speed of 52 m/s to 8 m/s in 0.8 sec as the parachute opens. what is the diver's acceleration and
Cloud [144]
I found the answers here. Hope this helps you! https://1.cdn.edl.io/sJTle6yxt3qVq7jHfdHRZJ3Xogj7ps6swBO9umNcZ6PO3SMN.docx
8 0
3 years ago
The Atwood machine consists of two masses hanging from the ends of a rope that passes over a pulley. Assume that the rope and pu
Kisachek [45]

Answer:

a=2.36\ m/s^2

T=157.06 N

Explanation:

Given that

Mass of first block = 21.1 kg

Mass of second block = 12.9 kg

First mass is heavier than first that is why mass second first will go downward and mass second will go upward.

Given that pulley and string is mass  less that is why both mass will have same acceleration.So lets take their acceleration is 'a'.

So now from force equation

m_1g-m_2g=(m_1+m_2)a

21.1 x 9.81 - 12.9 x 9.81 =(21.1+12.9) a

a=2.36\ m/s^2

Lets tension in string is T

m_1g-T=m_1a

T=m_1(g-a)

T=21.1(9.81-2.36) N

T=157.06 N

6 0
3 years ago
A 5.36 kg object falls freely (ignore air resistance), after being dropped from rest. Determine the initial kinetic energy (in J
matrenka [14]

Answer: 52.53

Explanation:

m*g = 5.36k * 9.8N/kg = 52.53 N. = Wt.

of object.

a. KE = 0 J. = Initial KE

V^2 = Vo^2 + 2g*h

V^2 = 0 + 19.6*1 = 19.6

V = 4.43 m/s.

KE = 0.5m*V^2 = 2.68*4.43^2 = 52.59 J.

b. V^2 = Vo^2 + 2g*h

V^2 = 4.43^2 + 19.6*1 = 39.22

V = 6.26 m/s.

KEo = 2.68*4.43^2 = 52.59 J.

KE = 2.68*6.26^2 = 105 J.

6 0
3 years ago
What is the speed of a walking person in m/s if the person travels 1000 m in 1200 seconds?​
Brilliant_brown [7]

Answer:

0.83

Explanation:

to figure out what m/s is you would divide the distance by time.

1000 divided by 1200 is equal to .83  so

.83 m/s as your final answer

4 0
3 years ago
What is the average speed of an object travels 60 meters in 3 seconds?
Solnce55 [7]

Answer:

20 metres per second

Explanation:

60/3

7 0
2 years ago
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