What is the potential energy of a 500kg elevator that is 4.0m high from the floor?

Answers

Answer 1

Answer:

19,600 J

Step-by-step explanation:

The potential energy of a body can be found by using the formula

PE = mgh

where

m is the mass

h is the height

g is the acceleration due to gravity which is 9.8 m/s²

We have

PE = 500 × 9.8 × 4

We have the final answer as

19,600 J

Hope this helps you


Related Questions

If all three sides of a triangle have length x, what is the perimeter of the triangle?
A. x/3
B. x + x + x + x
C. 3x
D. 3 + x

Answers

Answer:

C) 3x

Step-by-step explanation:

Perimeter can be defined as side a + side b + side c,

since all sides are x we have

x + x + x = 3x

It’s definitely 3x because if it has 3 sides “x+x+x” you shorten it up to 3x.

Took a pic for better quality ​

Answers

A seems like the most plausible answer

Each container has a base of 4 1/4 yds by 1 2/3 yds. What is the area covered by all the containers?

Answers

Answer:

See Explanation

Step-by-step explanation:

Given

Base Dimension

[tex]Length = 4\frac{1}{4}yd[/tex]

[tex]Width = 1\frac{2}{3}yd[/tex]

Required

The base area of all containers

First, calculate the base area of 1 container.

This is calculated as:

[tex]Area = Length * Width[/tex]

[tex]Area = 4\frac{1}{4}yd * 1\frac{2}{3}yd[/tex]

Express as improper fraction

[tex]Area = \frac{17}{4}yd * \frac{5}{3}yd[/tex]

So, we have:

[tex]Area = \frac{17*5}{4*3}yd^2[/tex]

[tex]Area = \frac{85}{12}yd^2[/tex]

The number of containers is not given. So, I will use 'n' as the number of containers.

So, we have:

[tex]Total = n * Area[/tex]

[tex]Total= n * \frac{85}{12}yd^2[/tex]

--------------------------------------------------------------------------------------------

Assume n is 3 (i.e. 3 containers)

The total area is:

[tex]Total= 3 * \frac{85}{12}yd^2[/tex]

[tex]Total= \frac{85}{4}yd^2[/tex]

[tex]Total= 21\frac{1}{4}yd^2[/tex]

--------------------------------------------------------------------------------------------

PLEASE HELP WILL GIVE BRAINLIEST

Answers

Answer:

length of a regular hexagon's sides is using the following formula: s = P ÷ 6, where P is the perimeter of the hexagon, and s is the length of any one of its sides.

Can someone help me with this question ASAP

Answers

Answer:

D

Step-by-step explanation:

Answer:

the answer is: parallelograms are quadilaterals

1. Find the area of the parallelogram.

What is the area?

Answers

67.5in is the answer

Answer:

67.5[tex]in^{2}[/tex]

Step-by-step explanation:

Area of a parallelogram is base x height

The base of the given parallelogram is 9 inches and the height is 7.5 inches

So, its area would be

9 x 7.5

Area equals [tex]67.5^{2}[/tex]

your cousin ben is confused about his catholic faith because most of his friends are member of another.HOW WILL YOU BRING CHRIST LIGHT IN THE FOLLOWING SITUATION???​

Answers

You don’t, let him be want he wants to be

please i need this asap, look at the graph to the right. What is the equation for the line (in y=mx+b form)?

Answers

Answer:

The Answer is: y = - 2x + 8.

the y-intersept is 8, and the slope is -2x

i need to find the answer for this cause i'm doing work for math class

Answers

Answer:

See below

Step-by-step explanation:

Let's convert the two fractions.

The two categories are now closest to -0.6 and closest to 0.8.

Closest to -0.6 or -3/5: -0.2, -4/5,

Closest to 0.8 or 4/5: 0.6, 2/5

WILL MAKE BRAINLIST only if you solve this

Answers

Answer:

18/18 is fractions

16/16 is fractions

Step-by-step explanation:

18/18x16/16=1

Theres your answer.

Rewrite the expression as the sum of two numbers. 10(5 + 3)

Answers

Answer:

10 x 5 = 50 10 x 3= 30 So we could write this as 50 + 30 can be our expression in 2 number

which quadrant contains the point named by (4, -8) sorry i’m rly bad at this!!, 20 pts!

Answers

Answer:

Quadrant 4

Step-by-step explanation:

Hi! Okay, let's get started.

This, would be Quadrant 4, with the x axis positive, and y one negative.

Hope that helps! :)

-Aphrodite

Está situado no quarto quadrante

please answer quickly. thanks in advance.

Answers

Answer:

KM=60°

Step-by-step explanation:

The average of arc LN and arc KM is equal to 110.

[tex]\frac{160+KM}{2} =110[/tex]

160+KM=220

KM=60

The function f(t) = 790(0.994) 60t represents the change in a quantity over t
hours. What does the constant 0.994 reveal about the rate of change of the quantity?

Answers

Answer:

Please check explanations

Step-by-step explanation:

From what we have, the constant term is 0.994

Now, what this mean is that with an increase in the value of t, there will be a decrease in the change of quantity

This is because the rate of change is less than 1

With an increasing value of power, the value of the exponent would be less than its previous value

So what this mean is that we would have less quantities over time since the value of the constant term is less than 1

Please answer- what is the length of BW? ANSWER DIRECTLY NO LINK ( will give brainlist to whoever answers)

Answers

Answer:

148.49

Step-by-step explanation:

105 x √2 = 148.49

have a great day

Write the equation of the line graphed at the right.

Answers

Answer:

x = -3

Step-by-step explanation:

You can see on the graph, it’s going straight vertically. The x value will always be -3 while the y value is infinite.

Answer:

x = -3

Step-by-step explanation:

What is 2 units up and 0 to the right from (-4,2).

Answers

Answer:

Step-by-step explanation:

What is 2 units up and 0 to the right from (-4,2).

Answer:

(-4,4)

Step-by-step explanation:

Which of the following is equal to
5
?
4
А
B
-6).
С
-(0)
D
-()

Answers

Answer:

D

Step-by-step explanation:

the negative signs in the numerator and denominator negate each other.



1.) Max is driving 42 miles per hour. A dog dog runs into the street and max reacts in about three quarters of a second. What is his approximate reaction distance

Answers

Answer: [tex]14.07\ m[/tex]

Step-by-step explanation:

Given

Max is driving at a speed of [tex]42\ mph[/tex]

It took him three-quarters of a second i.e. [tex]0.75\ s[/tex]

Speed in meter per second is [tex]18.77\ m/s[/tex]

Distance is given by

[tex]d=v\times t[/tex]

Reaction distance is

[tex]d=18.77\times 0.75=14.07\ m[/tex]

(a) Is the image of the dilation a reduction or an enlargement of the original figure? Explain.
(b) What is the scale factor? Explain.

Answers

Answer:

Hello it is a reduction because it is smaller then the original shape and the green shape is the dilation!

Its a scale factor of 1/2 Hope this helps!

Answer:

Step-by-step explanation:

It's a reduction (smaller) so the scale factor is  less than 1.

In fact it is 1/2 as for example B (4, 4) maps to B' (2, 2).

im having trouble. can someone please help me with this !

Answers

Answer:

28

Step-by-step explanation:

Answer:

x= 33

Step-by-step explanation:

The sum of the angles on a straight line is 180°. This is abbreviated as 'adj. ∠s on a str. line'.

104° +x° +(x +10)°= 180°

2x° +114°= 180°

2x°= 180° -114°

2x°= 66°

Divide both sides by 2:

x°= 66° ÷2

x°= 33°

x= 33

Ms. Robinson has $75 in her bank account and is depositing $15
each week. Ms. LaSpina has $225 in her bank account and is
withdrawing $10 each week. How many weeks will it take for the
bank accounts to have the same amount? What will that amount
be?

Answers

Answer:

It will take 6 weeks

Step-by-step explanation:

Ms. Robinson: 75+15(6)=$160

Ms. LaSpina: 225-60 =$160

Therefore both will take 6 weeks

Continent
Number of cars produced
Africa
636 519
Asia/Oceania
45 800 878
Europe
19 726 405
North America
21 136 313
South America
4 288 654
How many more cars were produced in North and South America
than in Europe and Africa?

Answers

Answer:

5062043

Step-by-step explanation:

add the numbers for north and south America, add the numbers for Europe and Africa, and than subtract them. (north America+south America) - (Europe + Africa) = answer

-10 = 0v
a. no solution
b. infinite solution

Answers

Answer:

A. no solution

Step-by-step explanation:

You cannot divide any number by 0.  It is undefined.

That answer is a no solution

PLEASE HELP, I WILL GIVE BRAINLIEST FOR THE CORRECT ANDWER!!!!!

Answers

Answer: E

Step-by-step explanation:

You have to add 2 to the other side and shade to the left because it’s less than 18.

Answer:

Letter E

Step-by-step explanation:

To solve this, all you need to do is add two to both sides to isolate the x, and that will result in x ≤ 18. In a number line, it is a closed circle (because it has the line below the sign), and it points to the left because it is less than or equal to.

How many turning points are in the graph of the polynomial function?

a.) 4 turning points
b.) 5 turning points
c.) 6 turning points
d.) 7 turning points

Answers

A. 4 turning points. Or C

5 turning points are in the graph of the polynomial function.

What are Turning point in graph?

Turning points occur when a graph shifts from rising to dropping (rising to falling) or from decreasing to increasing (falling to rising). A polynomial of degree n can turn at most once, or n1.

The point on a parabola where the graph shifts from increasing to decreasing, or from decreasing to increasing, is known as the turning point of a parabola and is also known as the vertex. We refer to a graph as growing when it is rising from left to right.

Turning points are places on a graph where the direction of the line switches from upward to downward.

And from below to above.

We can see that graph is changing its direction at  5 different points and the points are

(-5,6) ,(-3,-3) ,(0.5,0.5) ,(3,2.5) ,(5,5)

Thus, there are 5 turning points.

Learn more about Turning point here:

https://brainly.com/question/3458856

#SPJ7

PLEASE HELP 25 PLUS POINTS!!!THIS IS REALLY IMPORTANT

Answers

Answer: A- 12.5 million

Step-by-step explanation: all you have to do is 125% of 10 million and you get 12.5 million.

Answer:

40 million

Step-by-step explanation:

125% of x

125/100 * x = 1.25x

x+ 10 = 1.25x

(subtract x from both sides)

10 = 1.25x - x

10 = 0.25x

(divide both sides by 0.25)

10/0.25 = x

x= 40

In the following diagram, medians AD and BE intersect at F. Which of the following segments would not be true

1) ECD~ACB
2) EF= 1/2EB
3) ED||AB
4) the median drawn from C would pass through F

Answers

Answer is number 1 you welcome

The segment that is false is (2) EF= 1/2EB

The median lines of a triangle always meet at a point.

This means that the line from point C is true (option 4 is true)

The median divides the side lengths of the triangle into equal segments.

However, the centroid at point F do not divide line EB into equal segments

This means that:

The equation EF= 1/2EB is false

Hence, the segment that is false is (2) EF= 1/2EB

Read more about median and centroid at:

https://brainly.com/question/14317682

How does theoretical probability of the event flip heads change when a coin is flipped more times in a experiment

Answers

Answer:

The theoretical probability will not change.

Step-by-step explanation:

The theoretical probability will always be based on logic. If a fair coin has a head and tail, then it’s an even 50/50 chance of the coin landing on either side. If the coin is flipped more than once, the theoretical probability will stay the same.

The theoretical probability of the event flip heads does not change when a coin is flipped more times in a experiment.

What is theoretical probability?

Theoretical probability of an event is the ratio of number of favorable outcome to the total number of outcome of that event.

As the probability of an event can not be more than the number 1. Thus he probability of failure of a event is equal to the difference of the 1 to the success of the event.

The binomial experiment is the experiment in which the total number of output values is 2, therefore it is known as binomial experiments.

The number of independence variable in case of binomial experiments is fixed. Both the two output has the 1/2 chances to occur.

The theoretical probability, of an event is always remain same. It does not depends on the number of experiments or trial.

For the experiment of flipping a coin, there would only be two outcomes either a head or a tail. The theoretical probability to occur head will be 1/2 or 50 percent. This will be similar for the tail face.

Hence, the theoretical probability of the event flip heads does not change when a coin is flipped more times in a experiment.

Learn more about the probability here;

https://brainly.com/question/24756209

Place these numbers in order from least to greatest: -4.5, 6, 5.7, 0, -2, -14

Answers

Answer:

-14, -4.5, -2, 0, 5.7, 6

Step-by-step explanation:

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