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diamong [38]
3 years ago
6

a straight wire that is 0.60m long and carrying a current of 2.0a is placed at an angle with respect to a magnetic field of stre

nght 0.30t if the wire experiences a force of magnitude 0.18 n what angle does the wire
Physics
1 answer:
Rashid [163]3 years ago
8 0

Answer:

The  angle is  \theta =  30^o

Explanation:

From the question we are told that

    The length of the wire is  l = 0.60 \ m

    The current is  I  =  2.0 \ A

    The magnetic field strength is  B  =  0.30 \ T

     The magnitude of the magnetic force is  F _b  =  0.18  \ N

Generally the magnetic force exerted on the wire is mathematically represented as

      F_b  =  I  *  l  *  B * sin \theta

Making \theta the subject

      \theta =sin^{-1} [ \frac{ F_b }{I  *  l  *  B } ]

substituting values    

      \theta =sin^{-1} [ \frac{ 0.18 }{ 2.0   *   0.6  *   0.3 } ]

     \theta =  30^o

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Transformation 3 should Tracy removed from the list. Chemical energy transforms into gravitational potential energy.

<h3> What is the law of conservation of energy?</h3>

According to the Law of Conservation of Energy, energy can neither be created nor destroyed, but it can be transferred from one form to another.

The total energy is the sum of all the energies present in the system. The potential energy in a system is due to its position in the system.

Transformations that occur as an engine runs to power a car is;

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Chemical energy transforms into gravitational potential energy is the incorrect energy transformation.

Hence, transformation 3 should Tracy removed from the list.

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2 years ago
What is the difference between atomic structure and crystal structure?
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3 years ago
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Answer:

b friction

Explanation:

Contact forces

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Reaction force

An object at rest on a surface experiences reaction force. For example, a book on a table.

A box rests on a table. There are two arrows, equal in size but going in opposite directions, up and down, from the point where the box meets the table.

Tension

An object that is being stretched experiences a tension force. For example, a cable holding a ceiling lamp.

A box hangs from a rope. Two arrows which are equal in size act upwards and dowards from the top and bottom of the rope.

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Two objects sliding past each other experience friction forces. For example, a box sliding down a slope.

A box rests on an incline. There are three arrows; one acting vertically downwards from the centre of the box’s base. One arrow acts perpendicular to the incline. One arrow acts up the incline.

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An object moving through the air experiences air resistance. For example, a skydiver falling through the air.

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3 years ago
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Answer:

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