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Alenkinab [10]
3 years ago
15

Will mark brainliest plz help asap! ​

Physics
2 answers:
alex41 [277]3 years ago
4 0

Answer:

5,000 n is the answer i do this stuff in science hope this helps!

Explanation:

malfutka [58]3 years ago
4 0

Answer:

5000 J

Explanation:

Something is not quite right about the answer choices, for one, the units for work done is in Joules but all the answers have their units as Newtons.

Nevertheless, here goes....

Recall that Work Done = Force x Distance Moved

In our case, Force = 50N and distance = 100 m

hence,

Work done = Force x Distance Moved

= 50N x 100m

= 5000 J

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Maslowich
2.046x10^7 or 2.046x10^6
4 0
4 years ago
If earth rotated on an axis that was not tilted, how would this affect the seasons?
VARVARA [1.3K]
If earth was not tilted on a axis, we wouldn't have any seasons. we wouldn't have seasons because the axis tilts us towards or away from the sun, and if you're tilted torwards the sun the sun you would have summer. if you're tilted away from the sun, you have winter. if there was no axis, the temperature would be the same all around the earth, so therefore we would not have seasons. 

hopefully this helps 
8 0
4 years ago
Read 2 more answers
A particle is moving with (SHM) of period 8.0s and amplitude5.0m
nadezda [96]

Answer:

velocity(x)=15\,\frac{\pi}{4}\,cos(\frac{\pi}{4}x)

Max speed = \frac{15\, \pi}{4} \,\, \frac{m}{s}

Max acceleration = \frac{15\,\pi^2}{16} \,\,\frac{m}{s^2}

Explanation:

Given the description of period and amplitude, the SHM could be described by:

f(x)=5\,sin(\frac{\pi}{4}x)

and its angular velocity can be calculated doing the derivative:

f(x)=5\, \,sin(\frac{\pi}{4}x)\\f'(x)=5\,\frac{\pi}{4}\,cos(\frac{\pi}{4}x)

And therefore, the tangential velocity is calculated by multiplying this expression times the radius of the movement (3 m):

velocity(x)=15\,\frac{\pi}{4}\,cos(\frac{\pi}{4}x)  and is given in m/s.

Then the maximum speed is obtained when the cosine function becomes "1", and that gives:

Max speed = \frac{15\, \pi}{4} \,\, \frac{m}{s}

The acceleration is found from the derivative of the velocity expression, and therefore given by:

acceleraton(x)=-15\,\frac{\pi^2}{16}\,sin(\frac{\pi}{4}x)

and the maximum of the function will be obtained when the sine expression becomes "-1", which will render:

Max acceleration = \frac{15\,\pi^2}{16} \,\,\frac{m}{s^2}

6 0
3 years ago
What is the rate at which work is done in lifting a 35-kilogram object vertically at a constant speed of 5.0 meters per second?
svet-max [94.6K]

Answer:

1.75 kW

Explanation:

First, the rate at which work is done is simply termed Power

m = 35kg

v = 5.0 m/s

since the undergoes a vertical motion g = 10 m/s²

F = W = mg = 35×10 = 350 N

Power = Fv = 350×5 = 1750 Watt

8 0
4 years ago
Water is most dense at 4 degrees Celsius. Since at this temperature 1 ml of water has a mass of 1 g. What is its density?
sveticcg [70]
The density is 1. 1/1=1
7 0
3 years ago
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