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Taya2010 [7]
3 years ago
10

A subatomic particle created in an experiment exists in a certain state for a time of before decaying into other particles. Appl

y both the Heisenberg uncertainty principle and the equivalence of energy and mass to determine the minimum uncertainty involved in measuring the mass of this short-lived particle.
Physics
1 answer:
dem82 [27]3 years ago
4 0

Answer:

Δm Δt> h ’/ 2c²

Explanation:

Heisenberg uncertainty principle, stable uncertainty of energy and time, with the expressions

     ΔE Δt> h ’/ 2

     h’= h / 2π

to relate this to the masses let's use Einstein's relationship

      E = m c²

let's replace

     Δ (mc²) Δt> h '/ 2

the speed of light is a constant that we can condense exact, so

      Δm Δt> h ’/ 2c²

     

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In an attempt to reduce our dependence on non–renewable resources, and cut down on the harm to the environment, we could burn __
valentinak56 [21]

In an attempt to reduce our dependence on non-renewable resources, and cut down on the harm to the environment, we could burn biomass to produce electricity.

7 0
3 years ago
Which restricted basin has the coolest temperatures?
sattari [20]

Hudson Bay is the  restricted basin that has the coolest temperatures

Hudson Bay is a restricted basin which  remains frozen or is dominated by ice over the summer solstice and through- out much of the high-sun season. This basin experiences a harsh continental climate.

The average annual temperature in almost the entire bay is around 0 °C (32 °F) or below. In the extreme northeast, winter temperatures average as low as −29 °C or −20.2 °F. The region of this basin has very low year-round average temperatures.

This basin starts freezing up by early November, and the northern part of the basin is typically entirely iced over by the end of the month.

correct answer is Hudson bay

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brainly.com/question/11871406?referrer=searchResults

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3 0
2 years ago
What is the work Sarah,60kg does against gravity is she goes up a 4m high stairwell in 3 seconds?
ladessa [460]
Work can be obtained from the following expression

W = F*d

Where F is the force (In this case the force it takes to lift Sarah, which is mass*gravity)

And d is the distance traveled.

W = 60kg*9.8m/s^2 * 4m = 2352 Joules 
3 0
3 years ago
A partially filled bag of cement with mass of 16 kg falls 40 m into a river from a bridge. What is its speed just before it hits
Verizon [17]

Answer:

28 metres

Explanation:

when the bag is about to hit the ground

potential energy = kinetic energy

mgh = \frac{1}{2}mv^{2}

where m = mass

g = acceleration due to gravity

v = speed

when you simplify the above equation and make v subject of the formular we have

v=\sqrt{2gh}

where g = 9.8m/s

h = 40

v=\sqrt{2\times 9.8\times 40}=28m

5 0
3 years ago
Immediately following the arrival of the stimulus at a skeletal muscle cell there is a short period called the ________ period d
Naddika [18.5K]

Answer:

Latent period.

Explanation:

Immediately following the arrival of the stimulus at a skeletal muscle cell there is a short period called the Latent period during which the events of excitation-contraction coupling occur.

The period of incubation, the interval preceding exposure to a pathogen, toxin or radiation, and when effects occur. Muscle contracting, the time between a nerve stimulus, and muscle contraction.

5 0
3 years ago
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