John Darby

Member for 8 years, 1 month
Last seen more than a month ago

Columbia, MO, USA

Summary

Reputation

9,323

9.3k
8.3k
7.3k

Mar
Jun
Sep
Dec

Top tag

newtonian-mechanics

Next privilege

10,000 Rep.

Access moderator tools

Badges

2

14

34

Newest

Yearling

Next badge

0/1

Excavator

Answers

View all 576 answers

Score Activity Newest

40

Why is it impossible for the reactor of the nuclear power plant to turn into an explosive nuclear bomb?

May 26, 2022

40

Does Newtonian mechanics work in polar coordinates?

Dec 23, 2021

23

Why is water a good neutron absorber?

Jan 8

21

Where does the law of conservation of momentum apply?

Jan 7, 2021

16

Can heat(?) flow from a cold object to hot object?

Aug 15, 2022

Questions

Score Activity Newest Views

2

Lagrange Equations for Non-Inertial Frame of Reference

Jan 31, 2021

2

Clearing Up Confusion for Torques from Fictitious Forces for Motion with Respect to the Center of Mass

Jul 25, 2022

1

Consistent Approach for Calculating Work By Friction for Rigid Body in Planar Motion

Jan 15, 2021

1

Evolution of Euler's angles in time

May 6, 2022

1

Why are there two definitions for the angular momentum of a particle with respect to a moving point?

Jun 16, 2022

Tags

View all 201 tags

newtonian-mechanics

311

Score

228

posts

forces

125

Score

83

posts

nuclear-physics

123

Score

47

posts

thermodynamics

121

Score

89

posts

nuclear-engineering

99

Score

28

posts

Reputation

+10

Condition for pure translational motion

+10

What is the 'correct' way of determining uncertainty of an average value from multiple measurements?

+10

Why does wind blowing across a bird bath cause the water to freeze even though the ambient air temp is 39 - 40 degrees F?

+10

Why are nuclear fusion reactors difficult?

Badges

View all badges

2

gold badges

Unsung Hero

Aug 24, 2021
Fanatic

Feb 10, 2021

14

silver badges

Tenacious

Feb 6, 2021
Civic Duty

Jul 7, 2022
Guru

Jan 7, 2022

34

bronze badges

nuclear-physics

Jan 10
forces

Jan 2, 2023
thermodynamics

Jan 15

Accounts

9,323
2
14
34

Cross Validated

129
2

111
3

101
2

Meta Stack Exchange

101
1

Active bounties (0)

Active Offered Earned

This user has no active bounties

Votes cast

414

upvotes

7

downvotes

116

question votes

305

answer votes