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Gekata [30.6K]
3 years ago
14

A car moved 40 km north and 90 km south. What is the displacement of the car?

Physics
1 answer:
il63 [147K]3 years ago
8 0

Answer:

A. 50 km south

Explanation:

hope this helps!

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The force that opposes motion to moving parts is _____
Colt1911 [192]
The force that opposes motion to moving parts is F<span>riction</span><span>

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6 0
4 years ago
A load of mass 5kg is raised through a height of 2m. calculate the work done against (g=10mls)​
Illusion [34]

The work done against gravity is 100 J

Explanation:

The work done against gravity in order to lift an object is equal to the change in gravitational potential energy of the object:

W=mg\Delta h

where

m is the mass of the object

g is the acceleration of gravity

\Delta h is the change in height of the object

For the object in this problem, we have:

m = 5 kg

g=10 m/s^2

\Delta h = 2 m

Substituting into the equation,

W=(5)(10)(2)=100 J

Learn more about work:

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3 0
3 years ago
1, 2, &amp; 3.........................
oksian1 [2.3K]

Answer:

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4 0
3 years ago
The vehicles are fitted with shockers why​
MissTica

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[I copied this from the internet, but hope it helps!]

7 0
3 years ago
3. When does the iron core in an electromagnet become magnetic?​
rosijanka [135]

Answer: When electricity flows through it.

Explanation:

The electromagnet exhibits magnetic properties only as soon as current flows through the nucleus. Namely, the electric current in the space around the electrical conductor through which it passes creates a magnetic field. Unlike a permanent magnet, which has a permanent property of magnetism, the electromagnet is a temporary magnet because the magnetic field also disappears when the current ceases.

3 0
3 years ago
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