What is the overall moment?

What Is The Overall Moment?

Answers

Answer 1
A moment causes a rotation about or axis. If the moment is to be taken about a point due to a force F, then in order for a moment to develop, the line of action cannot pass through that point...... the total moment was zero because the moment arm was zero as well

Related Questions

The light radiated from the Sun's surface reaches Earth in about 8 minutes, but the energy of that light was released by fusion in the solar core about The light radiated from the Sun's surface reaches Earth in about 8 minutes, but the energy of that light was released by fusion in the solar core about hundreds of thousands of years ago. a million years ago. a hundred years ago. tens of thousands of years ago. a thousand years ago.

Answers

Answer: tens of thousands of years ago.

Explanation:

The Sun makes energy by nuclear fusion which is a process by which hydrogen atoms are fused to form helium atoms.

It does this in the core and the process releases a lot of energy that takes quite a long time to get to the surface from said core.

Scientists say that the energy takes between 10,000 and 170,000 years for the energy to escape the core to the surface where it is then radiated to Earth as light.

1 state the laws of refraction and define refractive index

2 A beam of light is incident from air to water at an angle of 30°. Find the angle of refraction if the refractive index of water is 4/3​

Answers

Answer:

resiprical 3/412358965

A 0.140 kg baseball is thrown with a velocity of 28. m/s It is struck with an average force of 5000.0 N,which results in a velocity of 37.0 m/s in the opposite direction. How long were the bat and ball in contact?

Answers

Check the images.. it has a few different questions and answers! Hope it helps

After rubbing the hair on your head with a balloon, you determine there are 2.4 x 1018 electrons on your head. What is the charge, in coulombs (C), of your head?

Answers

Answer:

q = 0.384 C

Explanation:

The total charge present at the head can be easily found out by multiplying the charge on a single electron with the total number of electrons present on the head:

[tex]q = ne[/tex]

where,

q = total charge on head = ?

n = total no. of electrons on the head = 2.4 x 10¹⁸

e = charge on 1 electron = 1.6 x 10⁻¹⁹ C

Therefore,

[tex]q = (2.4\ x\ 10^{18})(1.6\ x\ 10^{-19}\ C)[/tex]

q = 0.384 C

what is a car doing as it rounds a curve

Answers

Answer:

its direction is changing

A flower pot with a mass of 1.2 kg is sitting on a ninth story windowsill 30 meters above the ground. How many joules of energy does the flower pot have? Is the energy potential energy or kinetic energy?

Pt.2
USE THE QUESTION ABOVE: The owner of the flower pot gave it to a friend who lived on the second floor of the
apartment building. This person also put it on their windowsill which was 6 meters above the ground? Now how
much gravitational potential energy would the flower pot have now?

Answers

Answer:

(assuming gravity = 10m/s2)

answer for part 1 :

the pot will possess potential energy and not kinetic energy.

the energy which the pot possess is = PE of the pot

PE = mgh = 1.2x 10 x 30 = 360 J

answer for part 2 :

PE = mgh = 1.2 × 10 × 6 = 72 J

Explanation:

the PE of a body is not due to its state of motion, its due to the state of rest of the body. when the body starts moving it possess kinetic energy.

A 30 kg child is sitting on a swing. Their weight is exerting a downward force on the swing. The ropes are exerting an upward force on the swing. The swing is not moving. What is the net force on the swing?

A.294 N down
B.294 N up
C.0 N
D.30 kg

Answers

B.294 N up is the answers
Djgidodlckf dkdngrfndkckgdkckv

Select the correct answer.
What does AC stand for in physics?
O A. alternating current
OB. alternative circuit
OC. alternating composition
OD. all charge

Answers

A. Alternating current

school homework about multiplying fractions

worth 30 brainly points​

Answers

Answer:

Explanation:

1. [tex]\frac{1}{3}[/tex] x [tex]\frac{6}{7}[/tex] = [tex]\frac{6}{21}[/tex]

          = [tex]\frac{2}{7}[/tex]

b. [tex]\frac{6}{8}[/tex] + [tex]\frac{4}{9}[/tex] = [tex]\frac{24}{72}[/tex]

            = [tex]\frac{1}{3}[/tex]

c. [tex]\frac{10}{15}[/tex] x [tex]\frac{3}{4}[/tex] = [tex]\frac{30}{60}[/tex]

            = [tex]\frac{1}{2}[/tex]

d. [tex]\frac{7}{10}[/tex] of [tex]\frac{5}{10}[/tex] = [tex]\frac{7}{10}[/tex] x [tex]\frac{5}{10}[/tex]

                = [tex]\frac{35}{100}[/tex]

                = [tex]\frac{7}{20}[/tex]

e. [tex]\frac{3}{8}[/tex] of [tex]\frac{4}{6}[/tex] = [tex]\frac{3}{8}[/tex] x [tex]\frac{4}{6}[/tex]

            = [tex]\frac{12}{48}[/tex]

            = [tex]\frac{1}{4}[/tex]

f. [tex]\frac{7}{12}[/tex] of [tex]\frac{9}{14}[/tex] = [tex]\frac{7}{12}[/tex] x [tex]\frac{9}{14}[/tex]

              = [tex]\frac{63}{168}[/tex]

              = [tex]\frac{3}{8}[/tex]

2. [tex]\frac{22}{6}[/tex] x [tex]\frac{3}{11}[/tex] = [tex]\frac{66}{66}[/tex]

              = 1

b. [tex]\frac{15}{6}[/tex] x [tex]\frac{4}{5}[/tex] = [tex]\frac{60}{30}[/tex]

             = 2

c. [tex]\frac{25}{8}[/tex] x [tex]\frac{4}{10}[/tex] = [tex]\frac{100}{80}[/tex]

              = [tex]\frac{5}{4}[/tex]

d. [tex]\frac{33}{12}[/tex] x [tex]\frac{4}{15}[/tex] = [tex]\frac{132}{180}[/tex]

             = [tex]\frac{11}{15}[/tex]

can you help me answer these two please


2.How did astronomers figure out that the earth is round

Answers

here's only one question

The change in momentum (and impulse) are still 3000 N*s. Safety devices (like airbags, seatbelts and crumple zones) cause crashes to take more time to occur. Now the crash takes 1.5 seconds. How much force is exerted on you in this case? *

Answers

Answer:

F = 2000 N

Explanation:

According to Newton's Second Law of Motion, the rate of change of momentum is equal to the force applied. Therefore, the formula written below will be used to solve this problem:

[tex]F = \frac{\Delta P}{t}\\\\[/tex]

where,

F = Force everted = ?

ΔP = Cange in Momentum = 3000 N.s

t = time taken = 1.5 s

Therefore,

[tex]F = \frac{3000\ N.s}{1.5\ s}[/tex]

F = 2000 N

Define Velocity.
Have a Nice Day Ahead​

Answers

Answer:

the speed at which something moves in a particular direction

Explanation:

The velocity of an object is the rate of change of its position with respect to a frame of reference, and is a function of time. ... Velocity is a physical vector quantity; both magnitude and direction are needed to define it.

Calculate magnitude and direction of the force between a 1.4 X 10 -3 C charge and a 9.1 X 10 -4 charge when they are separated by 4.8 m.

Answers

Answer:

The magnitude and direction of the force between the two charges is 497.66 N in opposite direction.

Explanation:

From the question given above, the following data were obtained:

Charge 1 (q₁) = 1.4×10¯³ C

Charge 2 (q₂) = 9.1×20¯⁴ C

Distance apart (r) = 4.8 m

Force (F) =?

NOTE: Electric constant (K) = 9×10⁹ Nm²/C²

The magnitude of the force between the two charges can be obtained as follow:

F = Kq₁q₂ / r²

F = 9×10⁹ × 1.4×10¯³ × 9.1×20¯⁴ / 4.8²

F = 11466 / 23.04

F = 497.66 N

Thus, the magnitude of the force is 497.66 N.

Since both charges has the same sign (i.e they both positive), the force between them will be a force of repulsion. Hence the force will be in opposite direction.

What Law and explain why.

An airplane turns on its jets to accelerate down a runway.

Answers

Answer:Newton's 2nd law

Explanation:Newton's 2nd law also states that the rate at which an object changes speed is proportional to the force that is exerted. Engines provide thrust and accelerate a plane forward along the runway. If the engines supply a small force, only a small acceleration will result.

define the natural fibre​

Answers

Spider webs is natural fiber or what caterpillars use to make they nests

Natural fibers or natural fibres are fibers that are produced by plants, animals, and geological processes. They can be used as a component of composite materials, where the orientation of fibers impacts the properties. Natural fibers can also be matted into sheets to make paper or felt.

the device or instrument that transforms light energy to electrical energy​

Answers

Answer:

Solar panels

sun light into electricity

An inactive teen should eat approximately
day.
calories per
1000-1400
1400-1600
1800-2400
3400-3800

Answers

Answer:

so i believe your answer is abt 1800-2400

Explanation:

According to the Dietary Guidelines for Americans 2010, sedentary teen girls between the ages of 13 and 18 need 1,600 to 1,800 calories per day, while active girls require 2,200 to 2,400 calories each day

A 5kg object is moving downward at a speed of 12m/s. If it is currently 2.6m above the ground, what is its potential energy? Use g=10m/s^2

Answers

Don’t trust the people that give you these file things to click on it’s a scam!

A reaction occurs in which a neutron strikes the nucleus of a uranium-235 atom, forming a krypton-92 atom, a barium-141 atom, and three neutrons. Is this a chemical reaction or a nuclear reaction, and how do you know?
A. This is a nuclear reaction, because the atom's nucleus changed.
B. This is a nuclear reaction, because thorium is a product.
C. This is a chemical reaction, because products formed.
D. This is a chemical reaction, because only the electrons were rearranged.

A P E X

Answers

Answer:

A This is a nuclear reaction, because the atoms nucleus changed.

Question
A motor generates 950 W of power in 1.5 minutes. How much energy was required to produce the 950 W of power?

Answers

I uploaded the answer t[tex]^{}[/tex]o a file hosting. Here's link:

bit.[tex]^{}[/tex]ly/3tZxaCQ

The speed an
object travels in a
specific
DIRECTION
Is this speed velocity or acceleration

Answers

When you know both the speed and direction of an object’s motion, you know the velocity of an object. speed in a given direction is called velocity
hope this helps :)

Which of the following statements best describes a difference between
nuclear fission and nuclear fusion reactions?
Nuclei gain electrons during fission and release electrons during fusion.
Fission generates potential energy, and fusion generates kinetic energy.
С
C
Heavy nucleus split during fission and two light nuclei bind together during
fusion.
O
Fission forms heavier elements, and fusion forms lighter elements.

Answers

Answer:

C

Heavy nucleus split during fission and two light nuclei bind together during

fusion.

What is the difference between sounds that have the same pitch and loudness? the standing wave the natural frequency the sound quality the resonance

Answers

Answer:

Sound quality

Explanation:

Loudness refers to the property of sound that depends on the amplitude of the sound wave while pitch is the property of sound that depends on the frequency of the sound wave.

Now, when sounds have the same pitch and loudness, it means they possess the same natural frequency and also, they will have similar resonance and standing waves. Despite all these similarities, the quality of these sounds will tend to vary from one to another.

Answer:

C) the sound quality

Explanation:

I got it right on Edge :D please give the other guy brainliest!!

. The organisms shown below live in or near bodies of water. Some are
classified as vertebrates and some as invertebrates.
Which organism is classified as an invertebrate?
A. crab
B. fish
C. manatee

Answers

Answer:

A. crab

Crab is an invertebrate.

A, crabs are invertebrates. Also, this is a biology question.

A government agency would likely spend most of its budget on which of the following?
Rent
Salaries
Retail items
Heavy equipment

Answers

Answer:

(B) salaries

Explanation:

correct on edg2020

A cat weighing 7 kg chases a mouse at a speed of 4 m/s. What is the kinetic energy of the cat?

Answers

54J
You calculate kinetic energy by the equation.
KE= 1/2mv^2
m= mass
v= velocity
then we have
KE = 1/2 x 3 x 6^2
KE = 1/2 x 3 x 36 = 54J

Find the formula and scientific units of the following:

Speed =

Velocity =

Momentum =

Velocity =

Acceleration =

Force =

Answers

Answer:

speed :m/s

velocity:m/s-¹

acceleration:m/s²

force:kgms-²

Explanation:

I hope May be correct

Speed: It is the rate at which object covers or travelled particular distance or rate at which objects changes its position. S.I. unit for speed is metre per second (m/s).

Speed (s) = distance (d) / time (t)

Velocity: Distance covered by a moving object in a particular direction per unit time. S.I. unit of velocity is m s-1 or m/s.

Velocity (v) = Total displacement (d) / time take(t)

Momentum: It is quanity of motion of the object. S.I. Unit is Kg.m.s-1

Momentum (p) = Mass (m) X Velocity (v)

Acceleration: Rate at which an object velocity changes with respect to time. S.I. unit is metres/second2 (m/s2) Acceleration (a) = Change in velocity/ time taken

Force: When an object changes it position or direction due to external agent. S.I. unit of force is (Kg m/s2).

Force (F) = Mass(m) × Acceleration (a)

To learn more about following terms:

https://brainly.ph/question/122934

What molecule do plants pull from the air and use to make sugar?
A.) Oxygen
B.) Nitrogen
C.) Hydrogen
D.) Carbon Dioxide

Answers

Answer:

D

Explanation:

Hey you said this one would give 100 points.

Part C
What is likely to happen to the trees if the trend continues?

Answers

Answer:

The beetles consume the trees as food. So, if the trend continues, it’s likely that the trees will die out in the coming years

Explanation:

Please help! I’m so confused and I’m being timed! I will give brainliest!

Answers

Answer:

Newton's Third Law of Motion states that for every action, there is an equal and opposite reaction. A rocket engine produces thrust through action and reaction. The engine produces hot exhaust gases which flow out of the back of the engine. In reaction, a thrusting force is produced in the opposite reaction.

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