The maximum quantity per inner package or article for shipping risky commodities in limited quantities is the limited quantity exception.
The term "limited quantity" could refer to a specific object that is only available in a limited number or to a sort of resource that is only available in a limited amount. A limited amount often refers to an item's limited availability, such as a limited edition item or a product with a limited supply. If you are exporting small amounts of dangerous items, you may be eligible for a Limited Quantity Exemption. This exception is a simpler regulatory option to fully regulate all DG shipments. If your goods are eligible for this exemption, a number greater than zero will appear in the column "Limited Quantity Index." Even if dangerous commodities are carried in restricted or acceptable quantities, there are still packing and labeling standards that must be met. Some national regulations do not include provisions for restricted quantity and excluded quantity.
Learn more about limited quantity here:
https://brainly.com/question/29626761
#SPJ4
1000 cm³ of air at 20 °C and 101.35 kPa is heated at constant pressure until its volume doubles. a) Use the ideal gas equation to calculate the final temperature of the gas.
From Charles's law, the magnitude of the final temperature is 586 K
What is an Ideal Gas ?An Ideal gas is a gas which obeys ideal gas equation at all pressures, volumes and temperatures. The ideal gas equation can be express as
PV = nRT
Where
P = pressureV = volumen = number of moleR = universal molar gas constantT = TemperatureGiven that 1000 cm³ of air at 20 °C and 101.35 kPa is heated at constant pressure until its volume doubles.
From the ideal gas equation,
P1 = P2 = 101.35 kPaV1 = 1000 cm³V2 = 2000 cm³T1 = 20 + 273 = 293 KT2 = ?To calculate the final temperature of the gas, we will use the formula below
V1/T1 = V2/T2
Since Pressure is constant
Substitute the necessary parameters into the formula
1000/293 = 2000/T2
Cross multiply
1000T2 = 586,000
T2 = 586,000/1000
T2 = 586 K
Therefore, the final temperature of the gas is 586 K
Learn more about Ideal Gas here: https://brainly.com/question/20212888
#SPJ1
All the matter that will ever be was created from the pure energy
of the...
A: sun.
B: cosmic (microwave) background radiation.
C: extreme stars.
D: Big Bang.
The universe's continual supply of energy and matter comes from the enigmatic big bang. Even if the total amount remains constant, this spreads out over time and becomes less and less beneficial.
However, the energy required for the Big Bang at the beginning of the Universe—that is, of everything—must have come from somewhere. Many cosmologists believe that it originates in the phenomenon known as quantum uncertainty, which allows energy to appear seemingly out of thin air.
In the instants following the Big Bang, the majority of the hydrogen and helium in the universe were produced. Later came the heavier components. A large variety of elements are created and dispersed by supernova explosions.
To know more about energy, visit
https://brainly.com/question/1932868
#SPJ1
PLEASE HELP
Suri, a scientist at NASA, created models of each planet. The models contain the same properties as the actual planets, but at a smaller scale. The first property being tested is the density of the planets. Suri places each planet into a container of water. Which planet will float on top of the water?
A) Mercury
B) Venus
C) Neptune
D) Saturn
Suri places each planet into a container of water. Saturn will float on top of the water because of the least density among all the planets. Therefore, option (D) is correct.
What is the density?The density can be defined as the mass per unit volume. The average density of a substance is equal to the total mass divided by its total volume.
Mathematically, formula for density can be described as,Density = mass/ volume.
The international S.I. unit of density is represented as Kg/m³. The density is an intrinsic characteristic of a substance as it doesn't depend on the size.As the Density was assumed and for the options, the density can be,
For, Mercury can be 5.4 g/cm³ , Venus can be 5.2 g/cm³ , Neptune can be 1.6 g/cm³, and Saturn is 0.7 g/cm³. Therefore, Saturn will float on top of the water.
Thus, Option D is the correct answer.
Learn more about density,
https://brainly.com/question/28929608
#SPJ1
is lithium batteries a limited quantity item
Lithium and lithium-ion batteries are transported in both large and small volumes.
For instance, a single box could contain as little as five batteries, whereas a pallet could hold over 1,000, or the batteries could be enclosed in or packed with equipment.
On the other hand, lithium batteries, which contain lithium metal, cannot be recharged. Lithium-ion batteries can be recharged but do not contain lithium metal.
Lithium and lithium-ion batteries are mostly utilized in consumer applications and are exempt from dangerous goods/hazardous materials rules. Small lithium batteries are often used in timepieces and cameras. Lithium-ion batteries are extensively used in laptops and cell phones.
To read more about lithium batteries, visit https://brainly.com/question/24876978
#SPJ4
Questions 14-16
The following diagrams each show an object of mass m moving with instantaneous velocity v. in
each case, F is the applied force, and f is the frictional force exerted on the object. In case I, the
object moves in a circle with constant speed.
(A) None
(B) I only
(C) II only
(D) III only
(E) I, II, and III
14. In which of these cases are velocity and the acceleration in the same direction at the
instant shown?
15. In which of these cases are the velocity and acceleration in opposite directions at the
instant shown?
16. In which of these cases are the velocity and the net force perpendicular to each other at
the instant shown?
14. None of these cases are velocity and the acceleration in the same direction at the instant.
15. I, II, and III of these cases are the velocity and acceleration in opposite directions at the instant
16. case I of these cases are the velocity and the net force perpendicular to each other at the instant.
When is acceleration and velocity in same direction?If the velocity and acceleration are in the same direction (both have the same sign and both positive or negative), the object is accelerating. If the velocity and acceleration are opposite (with opposite signs), the object is slowing down.
Can learn more about net forces from https://brainly.com/question/17212687
#SPJ1
A 4,155 kg car moving at 28.3 m/s hits a stationary truck with a mass of 3,172 kg. If the two vehicles become stuck together in the collision, how fast do they move away from the point of impact?
Answer:
Approximately [tex]16.0\; {\rm m\cdot s^{-1}}[/tex].
Explanation:
When an object of mass [tex]m[/tex] travels at a velocity of [tex]v[/tex], the momentum [tex]p[/tex] of that object will be [tex]p = m\, v[/tex].
In this example, the momentum of the car before the collision will be:
[tex]\begin{aligned}p &= m\, v \\ &= (4155\; {\rm kg})\, (28.3\; {\rm m\cdot s^{-1}}) \\ &\approx 1.17587\times 10^{5}\; {\rm kg \cdot m\cdot s^{-1}} \end{aligned}[/tex].
Since the truck was initially not moving, the initial momentum of the truck will be [tex](3172\; {\rm kg})\, (0\; {\rm m\cdot s^{-1}}) = 0\; {\rm kg \cdot m\cdot s^{-1}}[/tex].
Momentum is conserved in collisions. In other words, the sum of the momentum of the truck and the car will be the same right before and after the collision.
The sum of the momentum of the truck and the car was approximately [tex]1.17587\times 10^{5}\; {\rm kg \cdot m\cdot s^{-1}}[/tex] right before the collision. By the conservation of momentum, the sum of the momentum of the two vehicles right after the collision will also be [tex]1.17587\times 10^{5}\; {\rm kg \cdot m\cdot s^{-1}}\![/tex].
The velocity of the two vehicles right after the collision will be the same since the vehicles are stuck together. Let [tex]v[/tex] denote this velocity.
The sum of the mass of the two vehicles is [tex]m = (4155\; {\rm kg}) + (3172\; {\rm kg}) = 7327\; {\rm kg}[/tex]. Divide the total momentum of the two vehicles by their total mass to find the velocity:
[tex]\begin{aligned}v &= \frac{p}{m} \\ &\approx \frac{1.17587\times 10^{5}\; {\rm kg \cdot m\cdot s^{-1}}}{7327\; {\rm kg}} \\ &\approx 16.0\; {\rm m\cdot s^{-1}}\end{aligned}[/tex].
Microwave ovens operte at 2.45 GHz, Bluetooth electronics and internet routers work at2.4 GHz.Predict which object has the longer wavelength, showing your calculations evidence, to support your prediction .
Answer:
The object with the longer wavelength is the microwave oven. This can be determined using the equation λ = c/f, where λ is the wavelength, c is the speed of light (3 x 10^8 m/s), and f is the frequency.
For a microwave oven:
λ = (3 x 10^8 m/s) / (2.45 GHz)
λ = 1.22 x 10^-2 m
For a Bluetooth electronic/internet router:
λ = (3 x 10^8 m/s) / (2.4 GHz)
λ = 1.25 x 10^-2 m
Therefore, the microwave oven has a longer wavelength.
Explanation:
A 8 kg body moves towards the west with a momentum of 30 kg m s¹. A 20 N force to the east acts on the body for a period of 15 s. Determine the magnitude of i) the impulse of the force. ii) the change in the momentum of a body. iii) the final momentum of the body. iv) the final velocity of the body, [5 marks]
Mass of body = 8kg
Momentum of body = [tex]30kgms^{-1}[/tex]
Force = 20N
Time for which force acts = 5s
Impulse of the force = Force × time for which force acts
= 20 × 5= 100Ns
Change of momentum = Impulse of the force= 100Ns
Therefore, the impulse of the force= 100Ns
Change of momentum is 100Ns
The final momentum of the body = 100Ns
The final velocity of the body is 5m/s
What is momentum?
Momentum is the result of a particle's mass and velocity. Being a vector quantity, momentum possesses both magnitude and direction.
According to Isaac Newton's second equation of motion, the force applied on a particle is equal to the time rate of change of momentum. Check out Newton's laws of motion.
According to Newton's second law, if a particle is subjected to a constant force for a specific amount of time, the result of the force and time (referred to as the impulse) is equal to the change in momentum.
To know more about momentum, click the link given below:
https://brainly.com/question/16076524
#SPJ9
Name:
For the following problems see the appendices for the relevant data.
1. Use the equation of Hydrostatic Equilibrium
dP(r)
dr = −
GM(r)
r
2
ρ(r)
to estimate the central pressure of the Sun by considering the whole
Sun as one shell.
2. Now use the prior example and the equation of state for an ideal gas
to estimate the central temperature of the Sun.
3. If the gas found within the darker region of a Sunspot has a Teff = 3800
K, then calculate the ratio of the total intensities of the Sunspot to the
surface of the Sun. What is the ratio of intensities at λ = 550 nm?
4. Calculate the energy released at both every stage and total stage of the
triple alpha process. How does this compare to both the CNO cycle
and the PP chain?
Therefore, T_c~1.2×〖10〗^7 K is the equation for hydrostatic equilibrium.
What is meant by hydrostatic equilibrium?A fluid's state where all of its surfaces are horizontal, coinciding, and have constant mass (or density). The opposing forces of gravity and pressure are perfectly balanced. The criterion of hydrostatic equilibrium, which is present in both planetary geology and astrophysics, is used to differentiate between dwarf planets and small solar system entities. The term "hydrostatic" is used to indicate a constant balance between pressure pushing up & gravity pulling down in a fluid.
Where is hydrostatic equilibrium found?A star is said to be in "hydrostatic equilibrium" when the gravitational force, caused by the mass of the star, and the gas pressure, caused by energy production in the star's core, balance each other out during the bulk of the star's existence.
A star must constantly fight against gravity in order to exist. Gravity is constantly pushing the star in the direction of collapse. But because the star's core is so hot, pressure is put on the gas. When the gravitational pull is equalized by this pressure, the star enters a condition of equilibrium known as hydrostatic pressure.
To know more about Hydrostatic Equilibrium visit:
https://brainly.com/question/13696206
#SPJ4
