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gladu [14]
3 years ago
7

Convert 42 seconds to Gigaseconds

Physics
1 answer:
andriy [413]3 years ago
8 0

Answer:

0.00000004 gigaseconds

Explanation:

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A spring has a relaxed length of 35 cm (0.35 m) and its spring stiffness is 12 N/m. You glue a 66 gram block (0.066 kg) to the t
Sonbull [250]

We have that the value for y is

y=0.12376m

 

From the Question we are told that

Relaxed length of 35 cm (0.35 m)

Spring stiffness is 12 N/m.

Glue a 66 gram block (0.066 kg)

Total length is l_t=16 cm

Block during a 0.24-second interval

Generally the equation for the Force of spring of block  is mathematically given as

F_{spring}=kx\\\\\ F_{spring}=12*(0.35-0.16)\\\\ F_{spring}=2.28N

Generally

F_{elastic}=-mg\\\\F_{elastic}=-0.066*9.8\\\\F_{elastic}=-0.6468N

Generally,Net Force

F_{net}=F_{spring}-F_{elastic}\\\\F_{net}=2.28N-(-0.6468N)\\\\F_{net}=2.9268N

Generally,Velocity of block

V_y=\frac{py}{m}

Where

Py= F_{net}*dt\\\\Py= 2.9268*0.08\\\\Py=0.234144

Therefore

V_y=\frac{0.234144}{0.066}\\\\V_y=3.547m/s

Generally the equation for the Velocity of block   is mathematically given as

Vy=\frac{yf-yt}{t-t_0}\\\\y=(3.547(0.08-0))-0.16

y=0.12376m

For more information on this visit

brainly.com/question/22271063?referrer=searchResults

4 0
3 years ago
A block with a mass of 0.600 kg is connected to a spring, displaced in the positive direction a distance of 50.0 cm from equilib
tankabanditka [31]

Answer:

Explanation:

The amplitude of the oscillation under SHM will be .5 m and the equation of

SHM can be written as follows

x = .5 sin(ωt + π/2) , here the initial phase is π/2 because when t = 0 , x = A ( amplitude) , ω is angular frequency.

x = .5 cosωt

given , when t = .2 s , x = .35 m

.35 = .5 cos ωt

ωt = .79

ω = .79 / .20

= 3.95 rad /s

period of oscillation

T = 2π / ω

= 2 x 3.14 / 3.95

= 1.6 s

b )

ω = \sqrt{\frac{k}{m} }

ω² = k / m

k = ω² x m

= 3.95² x .6

= 9.36 N/s

c )

v = ω\sqrt{(a^2-x^2)}

At t = .2 , x = .35

v = 3.95 \sqrt{.5^2-.35^2}

= 3.95 x .357

= 1.41 m/ s

d )

Acceleration at x

a = ω² x

= 3.95 x .35

= 1.3825 m s⁻²

7 0
3 years ago
8. Object A has a momentum of 80 Ns and collides and sticks to object B which has a momentum of -30 Ns. What is the momentum of
BigorU [14]

Given,

The momentum of the object A before the collision, p₁ =80 Ns

The momentum of the object B before the collision, p₂=-30 Ns

Given that the objects stick together after the collision.

From the law of conservation of momentum, the total momentum of a system should always remain the same. Thus the total momentum of the objects before the collision must be equal to the total momentum of the objects after the collision.

Thus,

p_1+p_2=p

Where p is the total momentum of the system at any instant of time.

On substituting the known values,

\begin{gathered} p=80-30 \\ =50\text{ Ns} \end{gathered}

Therefore the total momentum of the system is 50 Ns

Thus the momentum of the object AB after the collision is 50 Ns

6 0
1 year ago
A truck accelerating at 0.0083 meters/second2 covers a distance of 5.8 × 104 meters. If the truck's mass is 7,000 kilograms, wha
anygoal [31]
<span>F = m*a = 7000kg * 9.8N/kg = 68,600 N. 

68,600 N is your answer
</span>
3 0
3 years ago
Holding a metal coat hanger in a campfire and the hanger getting
dedylja [7]

Answer:

That is an example of Radiational transfer

Explanation:

Radiation is a direct transfer of exposer

6 0
3 years ago
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