I really need help i will give brainly plz no funny answers
While rowing in a race John uses his arms to exert a force of 165Nper stroke while pulling an oar 0.800m. How much work does he do in 30 strokes?

Answers

Answer 1

Answer:

3960J

Explanation:


Related Questions

R1 = 2Ω, R2 = 6Ω , R3= 2 Ω
Vbattery = 40 V
What is the voltage drop across the 2nd resistor (V2)?
A. 8V
B. 4V
C. 1.5V
D. 24V

Answers

I= E/R. 40v/10 ohms = 4 amps

E=IxR. 4x6= 24

So Answer is D. 24 volts

By proportional: series total is 10 ohms, R2, 6 ohms is 60%. .6x40=24

1. What are the four steps in the IB design process?

Answers

Answer:

inquiring and analyzing

developing

creating

evaluation

1. Investigate

2. Plan

3. Create

4. Evaluate

what are the functions of each computer program

Answers

A function is a block of organized, reusable code that is used to perform a single, related action. Functions provide better modularity for your application and a high degree of code reusing. ... Different programming languages name them differently, for example, functions, methods, sub-routines, procedures, etc.

Which of the following best describes the basic purpose of the internet?



The internet protects the privacy of sensitive information.


The internet sends information from one computer to another.


The internet stores data.


The internet connects input and output devices to a computer.

Answers

Answer:

I would say it's B. "The internet sends information from one computer to another"

Explanation:

I am not completely sure but if you want you can give it an try :)

Answer: The internet stores data.
Explanation: The internet is created for the purpose of getting knowledge like it answers your questions in milliseconds. Meaning anything and people use it everyday to learn something new. Internet helps you in understanding things of anything really.

Hope this answers your question <3

tions #1-15 are worth 3 points each
1. By definition, Oxy-Acetylene welding is a process of
a. Fusion
b. Adhesion
C. Carbonation
d. Oxidation
Ladanhand format
oldin

Answers

I’d say A. Since it’s melting metal, but I’m only 80% sure

Multi media common work context for reporters correspondents

Answers

Answer:

I dont know sorry i in a hurry and i need points so vary sorry

Explanation:

my assistant is due at 9:00 today . Not that you care but

A horse pulls a cart along a road with a force of 550 lbs. If the horse does 2,674,100 ftlbs of work by the time it stops, how far did the horse pull the cart?

Answers

Answer:

When a horse pull a cart the action is on?

A horse is harnessed to a cart. If the horse tries to pull the cart, the horse must exert a force on the cart. By Newton's third law the cart must then exert an equal and opposite force on the horse. Newton's second law tells us that acceleration is equal to the net force divided by the mass of the system.

Explanation:

Answer:

approximately 222,841.6666666667 feet

If you have a box of candy that measures 8 inches long, 5 inches wide and 2 inches tall, how much room do you have for the candy

Answers

80 in squared is the answer

Describe the function of empirical evidence in an audiologist’s practice. Pls help! 30 points if you answer this!

Answers

An audiologist uses empirical evidence to build tailored treatment strategies to fulfill patient requirements, which is one valid answer. Because the audiologist can see the empirical data and others can see it, the information can be verified. Audiologists employ scientific data to discover the causes and therapies for balance and hearing impairments, as well as to evaluate treatment programs to see if they are beneficial.

During the process of building titanic did titanic catch on fire and weaken the hall befor it hit the iceburg

Answers

Weaken the hall before it hit the iceberg

Answer: it was weakened before it was hit

Explanation:

When checking your tires, it's most important to check their___.

A.springiness and color

B.inflation and tread depth

C.inflation and springiness

D.brand and traction

Answers

The correct answer is B
B because it’s kinda common sense that tread depth is rlly rlly important trust me man

2. Fuel pumps are either

mechanical or electric

chemical or electric

nuclear or electric

thermal or electric

Answers

Mechanical and electrical

While rowing across a lake, John does 3960 ft-lbs of work over 120 ft. How much force is John using?

Answers

66W. Explanation: Formula of Power: Worktimetaken. Given: Work = 3960J and time taken = 60.0s. Using the formula: Worktimetaken. = 3960J60.0s. = 66W.

A horse pulls a cart along a road with a force of 550 lbs. If the horse does 2,674,100 ftlbs of work by the time it stops, how far did the horse pull the cart?

Answers

It pulled the cart approximately 222,841.6666666667 feet
If 1 ft/lb = 12” or 1 ft then 2,674,100 ftlbs divided by 12 = 222,841.6666666667ft

An air mass usually forms in an area of____.

a. low pressure because its stable
b. low pressure because its unstable
c. high pressure because its unstable
d. high pressure because its stable

Answers

I think it’s b hopefully it is
D. High pressure because it’s stable

Explanation:

Air mass is volume of air which has stable temperature, humidity and pressure horizontally. Over time, each air mass acquires properties of the region by residing over same part of a surface

Areas of low pressure and high pressure occur where there is warm air and cold air rises up and cold air takes its place. Warm air has low density and pressure therefore, sinks to the bottom. This is a stable condition. The movement of air mass is responsible for maintenance of temperature conditions on Earth.

An engine has been diagnosed with blowby.
Technician A says the engine could have a
cracked flywheel. Technician B says the com-
pression rings could be worn. Who is right?
(A) A only
(B) Boniy
(C) Both A and B.
(D) Neither A nor B

Answers

B, tech b only, Blow by is describe or defined as air going by the compression rings. Hope it helps

B only, is right technician A says the engine could have a cracked flywheel. Technician B says the compression rings could be worn. Thus, option (b) is correct.

What is technician?

A Technician installs, inspects, repairs, or changes complex systems, or performs diagnostic or structural tests. IT Technicians, Lab Technicians, Automotive Engineers, Laboratory Staff, Service Technicians, Clinical Pharmacists, and Dental Engineers are all examples of engineers.

Both technicians agreed that it was because of the differences in the objects. The engine can have a fractured flywheel if the A is being worked on. The compression rings, as the first B, might be worn. The expert was the circles on the pressed.

Therefore, option (b) is correct.

Learn more about on technician, here:

https://brainly.com/question/14290207

#SPJ2

⚠️I mark Brian list being timed⚠️Which option distinguishes the step in the requirements engineering process described in the following scenario?
Sam's design team determines that the hockey helmet needs to withstand multiple puck impacts of 40 mph.
O write engineering requirements
O list the product goals
O identify customer needs
O evaluate the competition

Answers

Answer:

evaluate the competition

Explanation:

If y varies inversely as x, and y =14 when x=8 , find y when x=7

Answers

Answer:

16

Explanation:

A. A compound gear train is composed of four gears: E,F,G,H. Gear E has 15 teeth and is meshed with gear F. Gear F has 25 teeth and shares a shaft with Gear G, which has 18 teeth. Gear G is meshed with Gear H, the output gear. Power is supplied at gear E with 150 ft.lb of torque and is moving at 2000 rpm.
A. Sketch and annotate the gear train described above.

B. The necessary torque output of the system is 600 ft.lb. What should the gear ratio of the system be?
Formula Sub/solve Final answer(3 SF)


C. With a system torque output of 600 ft.lb, how many teeth should gear H have?
Formula Sub/solve Final answer(3 SF)

Answers

Answer:

What subject is this in?? That would help a lot knowing

Explanation:

If y varies inversely as x, and y =23 when x=8, find y when x=4

Answers

Answer:

46

Explanation:

The air-fuel mixture is actually burned during the:
(A) power stroke.
(B) intake stroke
(C) exhaust stroke.
(D) compression stroke.

Answers

Answer:

Exhaust stroke

Explanation: well exhaust usually means air related so...

Power stroke, it creates the power from the explosion aka the fuel burning

What role does heat play in the formation of convection currents?
Choose the correct answer.

A. When water loses heat, it becomes denser and sinks.

B. When water gains heat, it becomes denser and sinks.

C.When water loses heat to cooler water, the cooler water becomes denser and sinks.

D. When water gains heat, it dissolves more solids and gases, becomes denser, and sinks.

Answers

Pretty sure it’s A, when water gets heated up it goes up to cool down and when it cools down it goes back down because of density

If you are painting a room and need to find the total area (square feet) of all four walls and the measurements of the walls are #1 8 feet tall and 12 feet long. #2 8 feet tall and 14 feet long. #3 8 feet tall and 12 feet long #4 8 feet tall and 14 feet long What is the total area of the room _______square feet

Answers

Answer:

I think the answer is 416 square feet

Explanation:

figure out each wall then add them together

8 ×12=96

8×14=112

there are 2 of each

96+96+112+112= 416

Give me an A please!!!¡!!!!¡

Answers

Answer:

I am in 6th grade why am i in high school things.

Explanation:

Electric welders are covered in?

Answers

Answer:

they are covered in stick mig and flux wire

If y varies directly as x , and y =-4 when x=8, find y when x=8

Answers

Answer:

y=-4

Explanation:

If y=-4 when x=8, y=-4 when x=8

Answer: y=-4

Explanation:

y = 4 when x = 8    So, 4 = 8k

 

                                  k = 1/2

 

y = (1/2)x

 

Thanks for the points <3

A number of calendars are being made
Given the sizes provided in Figure 6 and Figure 6, how many calendar pages can be
made from one sheet?
[2 marks]
Figure 6
Figure 8
280 mm
1187 mm
210 mm
Calendar
page
841 mm
Material sheet
Show working out here:

Answers

The answer would be A or D

Think about what you learned in "Power of Nature" to complete this sentence.
Nonrenewable energy sources are a problem because they hurt the environment and will

Answers

Answer:

run out

Explanation:

Non-reneweable energy sources such as crude-oil and coal are gotten from sources that cannot be replenished naturally and may take years behind our lifetime to be replenished.

Therefore, aside the fact that they pollute our environment, nonrenewable energy sources will eventually run out.

Prelest! Introduction to Engineering and Technology 1 Select the correct answer. What technological invention allowed for the prevalence of automation? OA. external combustion engines OB. electromagnets OC. computers OD. internal combustion engines. please help me​

Answers

Answer:

I would think OD. Computers

Explanation:

Who else here loves the song DEEP STONE LULLABY from Destiny 2 Beyond Light's Raid THE DEEP STONE CRYPT!!!!!!!!:))))))) and also what is 10,000x20,202,020 divided by 5.

Answers

Even my iPhone’s calculator couldn’t work that out with numbers... it started to give me letter :)
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