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noname [10]
3 years ago
7

Which of these objects is experiencing centripetal acceleration?​

Physics
2 answers:
tatuchka [14]3 years ago
8 0
The answer is “A” this first image.
dsp733 years ago
8 0

Answer:

C

Explanation:

your welcome!

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What is the best definition of muscular strength
BabaBlast [244]

Answer:

Muscular strength is defined as the maximum amount of force that a muscle can exert against some form of resistance in a single effort. ... In the gym, a single repetition at a given weight is an example of muscular strength.

Explanation:

6 0
3 years ago
A particle is acted on by two torques about the origin: τ→1 has a magnitude of 8 N·m and is directed in the positive direction o
lyudmila [28]

To give solution to the exercise we must use the concepts of Torque, Vector magnitude and vector direction of the forces.

For the given problem we have to

T_i = 8Nm

T_j = -8.9Nm

In this way the torque acting on the particle as a function of distance and time is,

\tau = \frac{dL}{dt} = 8\hat{i}-8.9\hat{j}

The net torque acting on the particle is

\tau_{net} = \sqrt{T_i^2+T_j^2}

\tau_{net} = \sqrt{(8)^2+(-8.9)^2}

\tau_{net} = 11.967Nm

PART B) The direction of the torque is given by,

tan\theta = \frac{y}{x}

\theta = tan^{-1}\frac{y}{x}

\theta = tan^{-1}(\frac{-8.9}{8})

\theta = -48.04\°

Therefore the torque direction is 48.04° below the x axis.

5 0
3 years ago
Mindy places a strip of zinc in a copper sulfate solution, as shown in the
mr Goodwill [35]

Answer:

C. The concentration of the copper sulfate is too low

Explanation:

8 0
3 years ago
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Menghitung jisim molekul relatif dan jisim formula relatif​
kumpel [21]

Answer:

  • oh def good it's qiqiowwwjwjjwjwjjs is jsjwjiq is wiiwjwjsje
7 0
2 years ago
Explain about ohm's law.​
belka [17]

Answer:

Statement:

The electric current passing through a conductor is directly proportional to the potential difference across its ends provided temperature and other physical conditions remain constant.

Explanation:

Current is directly proportional to voltage loss through a resistor. That is, if the current doubles, then so does the voltage. To make a current flow through a resistance there must be a voltage across that resistance. Ohm's Law shows the relationship between the voltage (V), current (I) and resistance (R).

V∝I or I∝V⇒V=IR.

4 0
3 years ago
Read 2 more answers
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