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inna [77]
4 years ago
12

The number of complete vibration made in one second by a vibration is what?

Physics
1 answer:
OLEGan [10]4 years ago
5 0
The number of times something happens in one second is its "frequency".
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your friend asks you for a glass of water and you bring her 5 milimeter of water? is this more or less than what she was probabl
Elan Coil [88]
Less of a glass of water because a glass of water holds approximately 250 mil-liters of water  
3 0
4 years ago
Equipotential surface A has a potential of 5650 V, while equipotential surface B has a potential of 7850 V. A particle has a mas
timurjin [86]

Answer:

0.247 J = 247 mJ

Explanation:

From the principle of conservation of energy, the workdone by the applied force, W = kinetic energy change + electric potential energy change.

So, W = ΔK + ΔU =1/2m(v₂² - v₁²) + q(V₂ - V₁) where m = mass of particle = 5.4 × 10⁻² kg, q = charge of particle = 5.10 × 10⁻⁵ C, v₁ = initial speed of particle = 2.00 m/s, v₂ = final speed of particle = 3.00 m/s, V₁ = potential at surface A = 5650 V, V₂ = potential at surface B = 7850 V.

So, W = ΔK + ΔU =1/2m(v₂² - v₁²) + q(V₂ - V₁)

          = 1/2 × 5.4 × 10⁻²kg × ((3m/s)² - (2 m/s)²) + 5.10 × 10⁻⁵ C(7850 - 5650)

          = 0.135 J + 0.11220 J

          = 0.2472 J

          ≅ 0.247 J = 247 mJ

5 0
3 years ago
The displacement at any given time of an object is x = 6 sin 98t , where the symbols have their usual meanings. i). Proof that t
Fofino [41]

A simple harmonic motion is defined by the amplitude and angular frequency of the oscillation, which are represented in the given function as 6 units and 98 rad/s respectively.

<h3>General wave equation for simple harmonic motion</h3>

y = A sinωt

where;

  • A is amplitude of the motion
  • ω is angular frequency

<h3>Amplitude of the oscillation</h3>

A = 6 units

<h3>Angular frequency of the wave</h3>

ω = 98 rad/s

A simple harmonic motion is defined by the amplitude and angular frequency of the oscillation. Thus, the wave is executing simple harmonic motion.

Learn more about simple harmonic motion here: brainly.com/question/17315536

#SPJ1

5 0
2 years ago
A 1120 kg car traveling initially with a speed of 27.40 m/s in an easterly direction crashes into the back of a 9 490 kg truck m
asambeis [7]

Answer:

41.5 m/s

Explanation:

Since there are no external forces, momentum must be conserved.

Momentum P = mv.

Total momentum before the collision:

P = m_{car}v_{car} + m_{tru}_{ck}v_{tru}_{ck} = 1120 * 27.4 + 490 * 20 = 40.488

Total momentum after the collision:

P = 1120 * 18 + 490 * v_{tru}_{ck} = 40.488

solving for v:

v_{truck} = 41.5

8 0
3 years ago
The total number of protons and neutrons in an atom's nucleus is called 5
mrs_skeptik [129]

Answer:

what is the question please?

6 0
3 years ago
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