shaking8599 shaking8599

Today at 2:01 AM
Physics

Answered

A physicist wants to estimate the rate of emissions of alpha particles from a certain source. He counts 400 emissions in 80 seconds. Estimate the rate, in emissions per second and find the uncertainty in this estimate.

Answer :

Netta00 Netta00

Today at 2:05 AM

Answer:

Emissions per second = 0.36

Explanation:

Please find the attached question

Solution

Given

Let X be the rate of background emission.

X = B/t

Where B = 36

And t = 100

X = 36/100 = 0.36

${teks-lihat-gambar} Netta00

Answer Link

Other Questions

Given u = ⟨1, 3⟩, v = ⟨2, 1⟩, and cos(ϴ) = StartFraction StartRoot 2 EndRoot Over 2 EndFraction , where ϴ is the angle between the vectors, what is the scalar p

Given u = ⟨1, 3⟩, v = ⟨2, 1⟩, and cos(ϴ) = StartFraction StartRoot 2 EndRoot Over 2 EndFraction , where ϴ is the angle between the vectors, what is the scalar p

Write the equation of the line that is parallel to the line y=7/4x-2 through the point (4,-2).

Given that c= 70 when r=5, work out value of c when r=3. give your answer to 1 d.p

Given that c= 70 when r=5, work out value of c when r=3. give your answer to 1 d.p

If $y$ varies directly as $x$, and $ y y y [/tex] is 20

What is the Budget of India?

Madhav covered distance from P to Q at a speed of 60 km per hour and the speed of 40 km per hour find the average speed for the entire journey solving

Sound does not travel through .i)Air,ii) Vacuum,iii)Water,iv)Matter

Why is inner wall of ailimantry canal not digested although the digestive enzyme can digest all the materials that makes cell

What are the 4 processes involved in a Ship Change (SC)?

For the reaction represented by the equation 2HNO₃ + Mg(OH)₂ → Mg(NO₃)₂ + 2H₂O, how many grams of magnesium nitrate are produced from 8.00 mol of nitric acid, H

How is the concentration gradient during depolarization?

For the reaction represented by the equation SO₃ + H₂O → H₂SO₄, calculate the percentage yield if 500 g of silver trioxide react with the excess water to produc

Where does the permeability of the membrane change in the nephron?

While dry running a proven program, the machine goes into an alarm state and shows a message, Overcutting will occur during Cutter Compensation. What is most li

Who or what claimed to be the authority on every subject that reformers were protesting against?

What mode switch position allows programs to be modified? 1) Read 2) Write 3) Execute 4) Delete

Why did the C.I.O. split from the A.F. of L.?

This change is programmed for installation by SYSCOMs or PEOs, as well as funded for accomplishment by the SYSCOMs, PEOs or other organizations as agreed upon.