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bekas [8.4K]
3 years ago
14

Hello help me pls! i need serious help

Physics
2 answers:
9966 [12]3 years ago
7 0

Answer:c

Explanation:

Maru [420]3 years ago
3 0
The answer is C, collect tax
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Two teams are playing tug of war. Team A pulls to the right with a force of 450 N. Team B pulls to the left with a force of 415
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Answer:

35 N to the right.

Explanation:

450 is going to the right so you subtract what is going against it. Which gives you 35. And because 450 is bigger than 415, it'll be going to the right.

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3 years ago
The diagram shows the apparent motion of the Sun across the sky. EAST WEST Sunrise Which action causes the Sun to appear to move
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C. West to east is the correct answer
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The cable run exceeds the specifications for Ethernet over twisted pair

Explanation:

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8 0
3 years ago
A student uses 150 N to push a block of wood up a ramp at constant velocity of 2.6m/s. What is his power output?
11Alexandr11 [23.1K]

Answer:

P= 390 W

Explanation:

In physics, power is the rate of doing work or of transferring heat, i.e. the amount of energy transferred or converted per unit time.  Work  is a force F applied over a distance x. Matemathicaly it means

P = dW/dt ≈ d(F * x)/dt = xdF/dt + Fdx/dt. If force is constant dF/dt=0 so P=F dx/dt = P*v, where v is velocity, the rate of distance per unit time.

We have force and velocity. Newton is unit of Kg*m/s2, hence

P= 150 kgm/s2 * 2.6 m/s =390 Kgm2/s3 = 390 W, where W is Watts and is an unit of power

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3 years ago
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I think y = 49x+3.5  

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