User sTr8_Struggin

88 votes

10 answers

21k views

How can magnets be used to pick up pieces of metal when the force from a magnetic field does no work?

asked Jun 12, 2013 at 14:26

15 votes

2 answers

3k views

Why do thin films need to be thin?

asked Jun 22, 2016 at 13:10

4 votes

1 answer

756 views

Why don't windows and mirrors cancel light? [closed]

asked Jun 24, 2016 at 13:07

4 votes

1 answer

1k views

Calibrating the relative intensity of a spectrometer with a blackbody source?

asked Jul 8, 2014 at 22:03

3 votes

1 answer

2k views

How do you explain the fact that when air expands freely into an evacuated chamber from a constant pressure atmosphere, its temperature increases?

asked Mar 17, 2014 at 3:32

2 votes

0 answers

290 views

Uncertainty principle characterizing metallic bonding?

asked Mar 21, 2014 at 1:40

1 vote

1 answer

296 views

Plasma Question: Expression for electron temperature in terms of the voltage of each prong of a triple Langmuir probe?

asked Jun 5, 2014 at 20:17

1 vote

0 answers

687 views

How to convert the number of X-rays to one of the radiation dose units?

asked Oct 27, 2015 at 1:20

0 votes

1 answer

81 views

Are there interference effects for light that is reflected at an angle?

asked Jun 27, 2016 at 15:57

0 votes

0 answers

39 views

Why does a vacuum environment almost always accompany thermionic emission?

asked Mar 5, 2018 at 19:30

0 votes

2 answers

988 views

To calculate the transmission through a thin film interference structure in multi-layer coating to infinite reflections need to be taken into account?

asked Apr 11, 2019 at 8:12

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11 Questions

How can magnets be used to pick up pieces of metal when the force from a magnetic field does no work?

Why do thin films need to be thin?

Why don't windows and mirrors cancel light? [closed]

Calibrating the relative intensity of a spectrometer with a blackbody source?

How do you explain the fact that when air expands freely into an evacuated chamber from a constant pressure atmosphere, its temperature increases?

Uncertainty principle characterizing metallic bonding?

Plasma Question: Expression for electron temperature in terms of the voltage of each prong of a triple Langmuir probe?

How to convert the number of X-rays to one of the radiation dose units?

Are there interference effects for light that is reflected at an angle?

Why does a vacuum environment almost always accompany thermionic emission?

To calculate the transmission through a thin film interference structure in multi-layer coating to infinite reflections need to be taken into account?