An Atwood machine is constructed using twowheels (with the masses concentrated at the
rims). The left wheel has a mass of 2.5 kg and
radius 22.2 cm. The right wheel has a mass
of 2.7 kg and radius 27.49 cm. The hanging
mass on the left is 1.59 kg and on the right
1.24 kg
m
mz
What is the acceleration of the system?
The acceleration of gravity is 9.8 m/s.
Answer in units of m/s.

Answers

Answer 1
Answer: Left:
2*g-TL=2*aL
aL=α*0.231
therefore
TL=2*(g-α*0.231)

Right:

TR-1.4*g=4*aR
aR=α*0.272
therefore
TR=1.4*(g+α*0.272)

Wheels:
TL*0.231-TR*0.272=
(2*0.231^2+2.3*0.272^2)*α

combine and solve for α

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Which of the following has the greatest magnitude?30 Newtons
1 Newton
. 10 Newtons

Answers

Answer:

30 newtons

Explanation:

How does an electric motor work

Answers

AC motors work a slightly different way: they pass alternating current through opposing pairs of magnets to create a rotating magnetic field, which "induces" (creates) a magnetic field in the motor's rotor, causing it to spin around. You can read more about this in our article on AC induction motors.

A player kicks a ball with a force of 5 N. The ball travels 10 meters. What was thetotal amount of work?
O ou
O su
50 u
o 500
O
1000 J

Answers

The total amount of work done will be "50 J". To understand the calculation, check below.

Work done and Force

According to the question,

Force, F = 5N

Distance, d = 10 m

We know the formula,

Work = Force × Distance

or,

→ W = F × d

By substituting the values, we get

       = 5 × 10

       = 50 N/m or,

       = 50 J

Thus the response above is correct.

Find out more information about force here:

brainly.com/question/25239010

Answer:

50N/m or 50J

Explanation:

Work is defined as product of force & distance. Hence per the parameters,

Force = 5N and Distance is 10m

Therefore Work =F x d

Work = 5N x 10m

Work =50N/m or 50J

Krista and Blaire are identical twins that were separated at birth. Both of the girls are scared of thunder when they are young. Krista's adoptive parents teach her to deal with her fear by pretending that the thunder is a big drum in an orchestra. Blaire's adoptive parents, on the other hand, teach her to deal with her fear of thunder by thinking about sunny days ahead.Both girls have inherited a fear of thunder. The difference in their way of dealing with this fear, however, can best be explained by differences in their _______.

Answers

Answer: it's environment

Explanation:

An organism's overall behavior is a combination of its heredity and its environment. For example, both Krista and Blaire inherited a fear of thunder. They deal with this fear differently, however, because of differences in their environment.

Answer:

environment

Explanation:

List any two a. weedicides b. pesticides

Answers

These are some very known examples:

A. Glyphosate and Roundup

B. Acephate and Carbaryl.


Hope it helped,

Happy homework/ study/ exam!
Weedicides:
Naphathelene acetic acid
Atrazine

Pesticides:
DDT
Boric acid

Which of the following objects would transfer heat by convection?A. oxygen
B. ice cube

Answers

Answer:

oxygen

Explanation:

I just did the assignment and that was the right answer.