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Semenov [28]
3 years ago
8

The strength of an electromagnet CANNOT be increased by?

Physics
1 answer:
zmey [24]3 years ago
4 0

Answer:

reversing the current

Explanation:

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Which of these is an advantage of parallel circuits over series circuits?
adell [148]

Answer:

d

Explanation:

study island said so

6 0
2 years ago
Early in the twentieth century, a group of German psychologists noticed that people tend to organize a cluster of sensations int
yan [13]

Answer:

The correct option is D

D) Gestalt

Explanation:

In the earlier 20th century, a group of German scientists named Max Wertheimer, Wolfgang Köhler and Kurt Koffka, noticed that people tend to organzie a cluster of information into a Gestalt.

Gestalt is a German word which means the way things are placed or put together as a whole. In the field of phychology, it can be defined as a pattern or configuration. In this context, it included the human mind and its behavior as a whole.

The Gestalt theory states that:

"The whole of anything is greater than its parts and that attributes of the whole can't be deduced by analyzing any of the parts on their own accord"

5 0
3 years ago
A child has a toy car on a horizontal platform. The car starts from rest and reaches a maximum speed in 4 s. If the mass of the
dmitriy555 [2]

Answer:

a=4m/s²

Explanation:

F=ma

0.4=0.1a

7 0
3 years ago
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Positive charge is distributed uniformly throughout a non-conducting sphere. The highest electric potential occurs: A. Far from
Ilya [14]

Answer:E

Explanation:

At the center

6 0
3 years ago
A man attempts to pick up his suitcase of weight ws by pulling straight up on the handle. However, he is unable to lift the suit
kvasek [131]

Answer:

b)

Explanation:

Normal force, is always directed upward the surface over which is placed the object, and can adopt any value, as required to meet Newton's 2nd Law.

In this case, as the external force on the suitcase pulls upward, in order  to counteract the influence of gravity, normal force is less than the weight of the suitcase, as follows:

F + Fn = m*g

⇒ Fn = m*g - F

So, the normal force is equal to the magnitude of the weight of the suitcase (m*g) minus the magnitude of the force of the pull (F) which is the same expressed by the statement b.

4 0
3 years ago
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