User Bunji - Physics Stack Exchange

48 votes

Where is the energy coming from to light my Christmas tree lights?

answered Dec 7, 2020 at 16:12

16 votes

Why is the normal contact force horizontal on an inclined ladder?

answered Dec 25, 2019 at 4:41

11 votes

Why is the concept of torque necessary?

answered Nov 24, 2021 at 19:30

7 votes

What is motion?

answered Dec 26, 2019 at 1:33

6 votes

Accepted

Can magnitude be negative?

answered Jan 26, 2019 at 5:01

3 votes

Why is visible light observed as confined to its source?

answered Feb 9, 2019 at 0:35

2 votes

Which fundamental force underlies inertia?

answered Feb 7, 2019 at 3:22

2 votes

Is energy stored in velcro considered Elastic Potential Energy in an inelastic Collision?

answered Nov 2, 2019 at 1:42

2 votes

Two different values for two different methods of calculating spring constant

answered Jan 30, 2019 at 22:32

1 vote

Accepted

I have a constant velocity point charge, do I need to measure it's electric field as if it's moving even if I look at it at a snapshot moment?

answered Oct 24, 2018 at 3:50

1 vote

Accepted

Mass hanging from spring in free fall

answered Feb 6, 2019 at 2:43

1 vote

Accepted

Millikan's Experiment- Oil drop containing an even number of charges

answered Dec 21, 2017 at 1:16

1 vote

Accepted

Error propagation and data linearization

answered Feb 14, 2019 at 4:55

0 votes

Accepted

How do I determine the "recoil permeability" and "remanent flux density norm" of a permanent magnet?

answered Apr 17, 2021 at 0:28

0 votes

Centrifugal Force vs Motion (inertia)

answered Dec 23, 2017 at 22:43

0 votes

particle wave duality

answered Dec 26, 2017 at 21:56

0 votes

Confusion with Conservation of Momentum and 2nd law

answered May 11, 2017 at 17:48

0 votes

Doubt About Newton's Laws Of Motion

answered Jul 29, 2017 at 4:51

0 votes

Accepted

Uncertainty estimation of a quantity after its calibration

answered Feb 1, 2019 at 3:19

-1 votes

Accepted

What is the $B$-field on the axis of a finite Iron-Core Solenoid, a Given Distance Beyond The Tip?

answered Jul 31, 2017 at 18:40

Stack Exchange Network

20 Answers

Where is the energy coming from to light my Christmas tree lights?

Why is the normal contact force horizontal on an inclined ladder?

Why is the concept of torque necessary?

What is motion?

Can magnitude be negative?

Why is visible light observed as confined to its source?

Which fundamental force underlies inertia?

Is energy stored in velcro considered Elastic Potential Energy in an inelastic Collision?

Two different values for two different methods of calculating spring constant

I have a constant velocity point charge, do I need to measure it's electric field as if it's moving even if I look at it at a snapshot moment?

Mass hanging from spring in free fall

Millikan's Experiment- Oil drop containing an even number of charges

Error propagation and data linearization

How do I determine the "recoil permeability" and "remanent flux density norm" of a permanent magnet?

Centrifugal Force vs Motion (inertia)

particle wave duality

Confusion with Conservation of Momentum and 2nd law

Doubt About Newton's Laws Of Motion

Uncertainty estimation of a quantity after its calibration

What is the $B$-field on the axis of a finite Iron-Core Solenoid, a Given Distance Beyond The Tip?