Atomic and Nuclear Physics Answers

A truck starts from rest and moves with a

constant acceleration of 5.0 m/s2

. Find its

speed and the distance travelled after 4.0

seconds has elapsed.

What is the threshold frequency that is required to emit photoelectron from selenium?

What nuclide is formed when 20/10 Ne undergoes beta-plus decay?

What nuclide is produce when 235/93 Np undergoes electron capture?

 Determine how much mass (in kg) of ²³⁵Uranium is required to provide 300 MW of thermal power in a 24-hour period.

1. What nuclide is formed when 19/10 Ne undergoes beta-plus decay?
2. What nuclide is produced when 234/93 Np undergoes electron capture?

• What nuclide is formed when 226/88 Ra undergoes alpha decay?

• 64/29 Cu undergoes beta-minus decay. What daughter nuclide is formed?

You are on the south side of a river that is 100m wide and following at 2m/s towards the east. Your boat can travel at 5m/s relative to the water. You want to land your boat on the north shore of the river at a point that is 40m [w] of your original position. Draw and label a diagram of the situation

If q1 = 3.0 nC, q2 = -4.0 nC, q3 = 2.0 nC, q4 = -5.0 nC, and q5 to 8 = -1.0

nC, what is the total electrix flux for each of the closed surfaces a, b, c,

and d?

how many isotopes does carbon have?

 What atom consitutes the molecule?