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Dafna1 [17]
4 years ago
5

In a resonating pipe that is open at one end and closed at the other end, there is a displacement node at the closed end and a d

isplacement antinode at the open end.
are displacement antinodes at each end.

are displacement nodes at each end.

is a displacement node at the open end and a displacement antinode at the closed end.
Physics
2 answers:
STALIN [3.7K]4 years ago
8 0

Answer:

There is a displacement node at the closed end and a displacement antinode at the open end.

Explanation:

This is because at the closed end of the resonating pipe, there is minimum displacement of the wave, and when there is minimum displacement, we have a displacement node. At the open end, we have the maximum displacement of the wave and the point of maximum displacement of a standing wave is its antinode. So, there is a displacement antinode at the open end of the resonating pipe.

photoshop1234 [79]4 years ago
4 0

Answer:

there is a displacement node at the closed end and a displacement antinode at the open end.

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As you run toward a source of sound, you perceive the frequency of that sound to decrease.

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3 years ago
Al colocar un objeto delante de una lente convergente se genera una imagen real invertida y de doble tamaño, sabiendo que dicha
alexira [117]

Answer:

30 cm

Explanation:

To solve this problem, we use the lens equation:

\frac{1}{f}=\frac{1}{p}+\frac{1}{q}

where

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q is the distance of the image from the lens

In this problem, we know that

q = -30 cm is the distance of the image from the lens; it is negative because the image is formed in front of the lens, so it is a virtual image

We also know that the size of the image is twice that of the object, so the magnification is 2:

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where M is the magnification of the lens. Solving this equation for p,

p=-\frac{q}{2}=-\frac{-30}{2}=15 cm

So, the distance of the object from the lens is 15 cm.

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5 0
4 years ago
A certain brand of hot dog cooker works by applying a potential difference of 120 V across opposite ends of a hot dog and allowi
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Answer: 43s

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The stored energy across a plate can be measured by calculating the electric charge and the potential difference. Also, the quantity of electricity can be measured by multiplying the current in the circuit with the time taken.

Given

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Current, I = 11.5 A

Energy, E = 59 kJ

Remember,

E = QV, so that

Q = E/V

Q = 59000/120

Q = 491.67 C

Q = IT

491.67 = 11.5*t

t = 491.67/11.5

t = 42.75s ~ 43s

Time taken to cook the 3 hot dogs simultaneously is 43s

5 0
4 years ago
The instantaneous speed of a particle moving along one straight line is v(t) = ate−6t, where the speed v is measured in meters p
beks73 [17]

Answer:

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Explanation:

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\frac{dv(t)}{dt}=\frac{d}{dt}[ate^{-6t}]=a[(1)e^{-6t}+t(e^{-6t}(-6))]  (2)

where you have use the derivative of a product.

Next, you equal the expression (2) to zero in order to calculate t:

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For t = 1/6 you obtain the maximum speed.

Then, you replace that value of t in the expression (1):

v_{max}=a(\frac{1}{6})e^{-6(\frac{1}{6})}=\frac{e^{-1}}{6}a

hence, the maximum speed is v_max = ((1/6)e^-1)a

5 0
3 years ago
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