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GREYUIT [131]
4 years ago
10

Three ice skaters, numbered 1, 2, and 3, stand in a line, each with her hands on the shoulders of the skater in front. Skater 3,

at the rear, pushes forward on skater 2. Assume the ice is frictionless.
Identify all the action/reaction pairs of forces between the three skaters. Draw a free-body diagram for skater 2, in the middle.
Physics
1 answer:
BlackZzzverrR [31]4 years ago
3 0

Answer:

Following are the responses to the given question:

Explanation:

The mass (mg) is downwards, the typical N_2 pressure is upward. This pushing force of \vec{F}_{3 \to 2} is pushed forward by skater 3 on skater 2. (considered as rightward direction). The strength of the slater 2 in reply is the slater \vec{F}_{2\to 3} Skater three moves to the left.

Its push force \vec{F}_{2\to1} imparted to the skateboarder 2 in relation those above forces The force\vec{F}_ {1\to 2} on skater 2 by skater 1 is as a response, to a left. Skater 2's free body system is as follows:

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Answer:

The length of the wire is "1.93 m".

Explanation:

Given:

Current,

I = 0.66 A

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\Theta = 58°

Magnetic field of magnitude,

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The length of the wire will be:

⇒ F = B\times I\times L\times Sin \Theta

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By putting the values, we get

       =\frac{5.5\times 10^{-5}}{0.66\times 5.1\times 10^{-5}\times Sin \ 58^{\circ}}

       =\frac{5.5}{2.828}

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When the original resistor is replaced with 3 times more resistive material, the resistance of the circuit increases by factor of 3 and  the current flowing in the cirucit decreases by a factor 3.

<h3>Ohm's law</h3>

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V = IR

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When the resistance increases, the current flowing in the circuit decreases.

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