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mrs_skeptik [129]
2 years ago
5

if length of the spring is doubled, what will happen to its time period? if mass of the spring is doubled and spring constant wi

ll be halved, what will happen to the periods of the spring? chegg
Physics
1 answer:
melamori03 [73]2 years ago
5 0

If the length of the spring is doubled, there will be no effect on its period.

If the mass of the spring is doubled and the spring constant is halved, then its period will be doubled.

The Simple Harmonic Motion is a type of periodic motion and one of its examples is the spring-mass system.

The period of a spring mass system is given by the following equation,

T= 2π√m/√k

Here, T= period of spring

m= Mass of the body attached to the spring

k= Spring constant

According to the above equation, the period of a spring depends on the mass of the body and the spring constant.

It is independent of the length of the spring.

Therefore, if the length of spring is doubled then there will be no effect on its period.

If the mass of spring is doubled and the spring constant is halved, then the equation becomes

T'= 2π√2m/√k/2

T'= √4 x 2π√m/√k

T'= 2 x T

Hence, if the mass of the spring is doubled and the spring constant is halved, its period will be doubled.

To know more about the "spring-mass system", refer to the following link:

brainly.com/question/13156044?referrer=searchResults

#SPJ4

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Can ya pls answer dis rq!
PSYCHO15rus [73]

Answer:

Below

Explanation:

Recommended protein sources

1. Lean meat such as chicken or fish

Advantages : they are high quality sources of protein, and contain all 8 essential amino acids, which is why they are considered a complete protein

2. Animal products like eggs and greek yogurt

Advantages : these foods also contain all 8 essential amino acids, making them a complete protein

3. Pulses like beans and lentils

Advantages : tends to be lower in calories and fat than animal-based protein sources, as well as being higher in fiber and essential nutrients

Hope this helps!

3 0
3 years ago
1. You apply a force of 67.0 N to a mass of 1.43 kg. What is the acceleration of the object?
telo118 [61]

46.58m/s²

26.43kg

Explanation:

Given parameters:

Force = 67N                           force = 185N

Mass = 1.43kg                         acceleration = 7m/s²

Unknown:

Acceleration = ?

mass of the object = ?

Solution:

According to newton's second law of motion "the net force on a body is a product of its mass and acceleration".

   Force = mass x acceleration;

For the first problem;

the unknown is the acceleration;

   Acceleration = \frac{force }{mass} = \frac{67}{1.43} = 46.58m/s²

Using the same law, to find the mass of the second object, we make it the subject of the formula;

     mass = \frac{force }{acceleration}

   mass = \frac{185}{7} = 26.43kg

learn more:

Newton's laws brainly.com/question/11411375

#learnwithBrainly

4 0
3 years ago
As you move away from a positive charge distribution, the electric field:
GalinKa [24]

Answer:

The electric field always decreases.

Explanation:

The electric field due to a point charge is given by :

E=\dfrac{kq}{r^2}

Where

k = electric constant

q = charge

r = distance from the charge

It is clear from the above equation that as the distance from the charge particle increases the electric field decreases. As you move away from a positive charge distribution, the electric field always decreases. Hence, the correct option is (c) "Always decreases".

3 0
3 years ago
The atmospheric pressure above a swimming pool changes from 837 to 842 mm of mercury. The bottom of the pool is a rectangle (10
maxonik [38]

Answer:

Change in force = 1.66 × 10⁵ N

Explanation:

Given:

Initial pressure = 837 mmHg

Final pressure = 842 mmHg

Rectangle (10 m ⨯ 25 m)

Find:

Change in force

Computation:

Change in force = (Change in pressure)(Area)(133 pa / 1 mmHg)

Change in force = (842 - 837)(10 m ⨯ 25 m)(133 pa / 1 mmHg)

Change in force = (166,250)

Change in force = 1.66 × 10⁵ N

8 0
3 years ago
A car is traveling at a constant speed of 23 m/s on a highway. at the instant this car passes an entrance ramp, a second car ent
spin [16.1K]
23 m/s (dividing by 1000 m/km) = 0.023 km/sDistance (3 km) divided by Speed (0.023 km/s) gives us Time = 130.43478... secSo it takes the first car mentioned about 130 seconds to move from the entrance ramp to the next exit.
We would like the second car to cover the same distance in the same time, but not be traveling at a steady pace, instead start at 0 and constantly increase speed. Even though the speed will be changing each instant, the AVERAGE speed of the second car will be the same as the speed of the first car over those 3 km in order for them to meet again. So the average speed of the second car will be 23 m/s.
Acceleration is a rate of change of speed, (or average speed divided by time). So, to find the acceleration of the second car, we divide 23 m/s by the time 130.43... s. This yields 0.17633333... m/s^2 as the acceleration needed."
3 0
4 years ago
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