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Lady bird [3.3K]
3 years ago
6

I did questions 2 and 3 but I don't know if they are right. Someone help!

Physics
2 answers:
Tems11 [23]3 years ago
8 0

You got it right my friend

Alex73 [517]3 years ago
8 0
Yes they are correct
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2. An auditorium has 58 seats in the first row, 62 seats in the second row, 66 seats in the third row, and so
evablogger [386]
The answer is (a) hope it helped!<3






5 0
3 years ago
A diamond with a mass of 45 g hangs motionless from a chain. what is the upward force of the chain on the diamond?
Oksi-84 [34.3K]
The upward force of the chain on the diamond would be the tension in the chain, and this tension would have to support the weight of the 45g that hangs from the chain.

mass = 45 g = 45/1000 kg = 0.045kg

Weight = mg = 0.045 * 10 ≈ 0.45N,            g ≈ 10 m/s²

<span>So the upward force is ≈ </span><span>0.45N. </span>
6 0
3 years ago
A small charged sphere is attached to a thread and placed in an electric field. The other end of the thread is anchored so that
VMariaS [17]

Answer:

E = 9.66\times 10^{-6} N/C

direction is Horizontal

Explanation:

As we know that the string is horizontal here

so the tension force in the string is due to electrostatic force on it

now we will have

F = qE

so here the force is tension force on it

F = 6.57 \times 10^{-2} N

Q = 6.80 \times 10^3 C

now we have

6.57 \times 10^{-2} = (6.80 \times 10^3)E

E = 9.66\times 10^{-6} N/C

direction is Horizontal

4 0
4 years ago
What is the car's acceleration from 0 to 1 second?
dusya [7]
10 mph/s because there is 60 seconds in a minute then divide by 6 which is 10.
3 0
3 years ago
In a weak acid solution, _____.
erastovalidia [21]

Answer:

A)

Explanation:

8 0
3 years ago
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