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Ket [755]
2 years ago
12

There is no gain in mechanical advantage in a single fixed pulley but they are used​

Physics
1 answer:
yan [13]2 years ago
5 0

Answer:

A single fixed pulley is used to lift load by changing the direction of the lifting force. Even though a single fixed pulley has no mechanical gain in that, the effort applied is greater than the load, it is preferred in use since you do not have to pull or push the pulley up and down.

Explanation:

The answer itself speaks

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Answer:

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Explanation:

7 0
2 years ago
A light with a second-order bright band forms a diffraction angle of 30.0°. The diffraction grating has 250.0 lines per mm. What
Simora [160]
I have no idea sorry
7 0
2 years ago
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What temperature does nuclear fusion begin?
pishuonlain [190]

Answer:

15,000,000 degrees Celsius

Explanation:

After the temperature reaches this degree, nuclear fusion begins to start.

5 0
3 years ago
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Can a plane mirror produce a real image? Explain.
Komok [63]
I don't think so, because in order to produce an image, you need a surface behind the mirror. The light will hit the mirror, then it will bounce it back in your eyes and you see the image.
4 0
3 years ago
Someone help please 1 You are cycling along a flat road. a Are you moving up or down? ​ b What is the force that is pulling you
9966 [12]

Answer:

\gamma   \: 1a. \: i \: am \: moving \: downwards \: . \\ b. \: gravity \: is \: pulling \: me \: downwards \:  \\ c. \: the \: force \: is \: acting \: downwards \:  \\ the \: answer \: to \: the \: question \: c \: is \: downwars \: because \: its \: easy \: to \: pull \: the \: bike \: downwards \: but \: its \: hard \: to \: pull \: the \: bike \: upwards \: it \: would \: take \: more \: energy \:  \gamma  \\   \\

Explanation:

<h3><em>\infty  \infty  \: hope \: it \: helps \: you \:  \\ have \: a \: good \: a \: day \: .</em></h3>

<em><u>S</u></em><em><u>l</u></em><em><u>i</u></em><em><u>d</u></em><em><u>e</u></em><em><u> </u></em><em><u>m</u></em><em><u>y</u></em><em><u> </u></em><em><u>a</u></em><em><u>n</u></em><em><u>s</u></em><em><u>w</u></em><em><u>e</u></em><em><u>r</u></em><em><u> </u></em><em><u>t</u></em><em><u>o</u></em><em><u> </u></em><em><u>s</u></em><em><u>e</u></em><em><u>e</u></em><em><u> </u></em><em><u>t</u></em><em><u>h</u></em><em><u>e</u></em><em><u> </u></em><em><u>f</u></em><em><u>u</u></em><em><u>l</u></em><em><u>l</u></em><em><u> </u></em><em><u>a</u></em><em><u>n</u></em><em><u>s</u></em><em><u>w</u></em><em><u>e</u></em><em><u>r</u></em><em><u> </u></em><em><u>.</u></em><em><u> </u></em>

7 0
3 years ago
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