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ki77a
1 month ago
7

A 2.0 kg block on a horizontal frictionless surface is attached to a spring whose force constant is 590 N/m. The block is pulled

from its equilibrium position at x = 0 m to a displacement x = +0.080 m and is released from rest. The block then executes simple harmonic motion along the x-axis (horizontal). The velocity of the block at time t = 0.10 s is closest to:________.
Physics
1 answer:
Softa [3K]1 month ago
7 0
The value is noted.
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Observe: Up until now, all the problems you have solved have involved converting only one unit. However, some conversion problem
Softa [3030]

Response:

It is important to note that for units like time and angles, the transformations aren't based on ten, as shown below:

        60 s = 1 min

        60 min = 1 h

        24 h = 1 day

Hence, for this conversion, special attention is needed

the length conversion is based on ten

Clarification:

In numerous problems, the units utilized undergo transformations via equations into alternate units referred to as derived units, and the transformation of these derived units generally results from the multiplication of the transformations of the basic units.

For instance, in the context of velocity, its derived unit is expressed as m / s; therefore, the transformation operates similarly to that of length and time, meaning if they are multiplied in the equation, it continues to be multiplied, and if divided, it remains divided.

It is important to note that for units like time and angles, the transformations aren't based on ten, as shown below:

        60 s = 1 min

        60 min = 1 h

        24 h = 1 day

Hence, for this conversion, special attention is needed

the length conversion is based on ten

      1000 m = 1 km

7 0
1 month ago
What is the angular acceleration of the pencil when it makes an angle of 10.0 degrees with the vertical?
Sav [3153]
<span>  </span><span>When the net torque and moment of inertia are given, calculating becomes straightforward.

Using the equation torque = I * alpha, where I represents the moment of inertia and alpha is the angular acceleration.

Consequently, 0.098 / 0.000075 results in 1306.666... rad / s^2

While the angular acceleration stays the same, you can also determine the angular velocity at that instance, which is 21.36 rad / s.</span>
6 0
2 months ago
Read 2 more answers
A cheetah can run at 30 m/s, but only for about 12s. How far will it run in that time
Keith_Richards [3271]

A cheetah is capable of running at 30 m/s, but only for a duration of about 12s. Therefore, it will cover a distance of 12x30=360 miles during that time. 
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A charge of +Q is fixed in space. A second charge of +q was first placed at a distance r1 away from +Q. Then it was moved along
serg [3582]
The appropriate answer is option (D). Explanation: The potential energy between two charges is represented by the formula where r denotes the distance separating the two charges. For the first instance, the distance equals r1, resulting in a specific potential energy value. In the subsequent situation, where the distance changes to r2, there is a new value of potential energy. The difference in potential energy can thus be calculated as.
5 0
1 month ago
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