User TechDroid

5 votes

What causes my "kitchen witch" to move?

answered Mar 1, 2019 at 12:34

5 votes

Accepted

How did the bike driver reduce his momentum?

answered Mar 9, 2019 at 10:56

3 votes

Conservation of Mass and Energy

answered Mar 11, 2019 at 3:31

3 votes

Why isn't there any current in the primary if secondary circuit is opened in a transformer?

answered Mar 2, 2019 at 3:35

2 votes

Would blowing someone else's candle out make mine shine brighter?

answered Mar 1, 2019 at 14:29

2 votes

Practical usage of batteries connected in parallel

answered Mar 4, 2019 at 20:27

2 votes

How do electrons receive energy when a body is heated?

answered Mar 10, 2019 at 14:07

2 votes

Accepted

Virtual images - Work of a brain or work of a lens?

answered Mar 10, 2019 at 14:55

2 votes

Does Ohm's law $V = IR$ mean voltage causes current, or does it just say that voltage and current are related?

answered Mar 8, 2019 at 10:06

2 votes

Accepted

Force during collision would be very high, would it cause a very big damage?

answered Mar 8, 2019 at 10:42

1 vote

Potential in open branch of a parallel circuit with grounding

answered Mar 10, 2019 at 7:15

1 vote

Calculating percentage error with significant figures

answered Apr 22, 2019 at 5:06

1 vote

Empty and fresh battery in series

answered Mar 4, 2019 at 18:37

1 vote

Upside down water cup trick

answered Mar 4, 2019 at 19:39

1 vote

What electric and magnetic field lines look like in some examples?

answered Mar 1, 2019 at 11:08

1 vote

Why does a person carry more weight when sitting down?

answered Mar 2, 2019 at 14:52

1 vote

Why don't the electric field vectors cancel each other out in a non-conducting infinite plane sheet?

answered Mar 3, 2019 at 11:01

1 vote

How loud does a sound need to be to make pressure waves detectable by a camera?

answered Mar 4, 2019 at 2:04

0 votes

When a body completes one revolution around a circular path will its acceleration be 0?

answered Mar 4, 2019 at 7:01

0 votes

Is angular momentum conserved radially in a rotating body?

answered Mar 4, 2019 at 12:31

0 votes

How to place the axis so that I can calculate the center of mass for the two instances?

answered Mar 4, 2019 at 14:42

0 votes

When the voltage is increased does the speed of electrons increase or does the electron density increase?

answered Mar 3, 2019 at 11:52

0 votes

How much time does it take for a broken magnet to recover its poles?

answered Mar 4, 2019 at 1:44

0 votes

Accepted

How does a load/resistor affects a Transformer?

answered Mar 3, 2019 at 10:35

0 votes

How do rocket engines work in EMPTY space?

answered Mar 1, 2019 at 11:34

0 votes

Does the weight on a car's wheels decrease with increasing speeds?

answered Mar 1, 2019 at 12:29

0 votes

Can an atom be split and put back together?

answered Mar 1, 2019 at 17:13

0 votes

What opposes a smooth motion of a rubber eraser on a glass surface?

answered Mar 2, 2019 at 6:36

0 votes

Gravitational Fields

answered Mar 5, 2019 at 5:02

0 votes

Accepted

Is it possible to show that calculating the torque using the center of gravity results from an integral?

answered Mar 5, 2019 at 9:48

Stack Exchange Network

64 Answers

What causes my "kitchen witch" to move?

How did the bike driver reduce his momentum?

Conservation of Mass and Energy

Why isn't there any current in the primary if secondary circuit is opened in a transformer?

Would blowing someone else's candle out make mine shine brighter?

Practical usage of batteries connected in parallel

How do electrons receive energy when a body is heated?

Virtual images - Work of a brain or work of a lens?

Does Ohm's law $V = IR$ mean voltage causes current, or does it just say that voltage and current are related?

Force during collision would be very high, would it cause a very big damage?

Potential in open branch of a parallel circuit with grounding

Calculating percentage error with significant figures

Empty and fresh battery in series

Upside down water cup trick

What electric and magnetic field lines look like in some examples?

Why does a person carry more weight when sitting down?

Why don't the electric field vectors cancel each other out in a non-conducting infinite plane sheet?

How loud does a sound need to be to make pressure waves detectable by a camera?

When a body completes one revolution around a circular path will its acceleration be 0?

Is angular momentum conserved radially in a rotating body?

How to place the axis so that I can calculate the center of mass for the two instances?

When the voltage is increased does the speed of electrons increase or does the electron density increase?

How much time does it take for a broken magnet to recover its poles?

How does a load/resistor affects a Transformer?

How do rocket engines work in EMPTY space?

Does the weight on a car's wheels decrease with increasing speeds?

Can an atom be split and put back together?

What opposes a smooth motion of a rubber eraser on a glass surface?

Gravitational Fields

Is it possible to show that calculating the torque using the center of gravity results from an integral?