User Not_Einstein

21 votes

Why is the electrostatic force felt in straight lines?

answered Oct 28, 2020 at 17:44

9 votes

Why can't the human eye focus to make blurry photos/video clear?

answered Dec 14, 2020 at 23:44

8 votes

Accepted

Why does power increase as a constant force accelerates a body?

answered Nov 1, 2020 at 18:48

7 votes

Is "Mass" really measuring unit for inertia?

answered Jul 26, 2020 at 13:15

7 votes

Accepted

Length observed by a moving frame of reference

answered Jul 16, 2020 at 18:28

7 votes

What ties high frequency electromagnetic waves to short wavelength and converse?

answered Oct 19, 2021 at 23:08

5 votes

Why can't we surpass the speed of light?

answered Nov 22, 2020 at 23:42

5 votes

Is the weight of something being dropped the same as the force of something being static?

answered Nov 19, 2023 at 0:07

4 votes

Einstein's relativity theory doesn't make sense in biology, why?

answered Nov 11, 2020 at 18:57

4 votes

The definition of Electric field?

answered Jul 10, 2022 at 17:20

4 votes

What is the explanation of greater torque having greater "rotatory effect" on a stationary body?

answered Nov 20, 2022 at 0:57

4 votes

Accepted

Using W = $\int\vec {F} . \vec {ds}$ in frictional force

answered Feb 13, 2023 at 13:28

3 votes

Why do we have momentum?

answered Aug 19, 2023 at 12:29

3 votes

Accepted

Ray Diagrams: Where is the eyepiece located in a reflector telescope?

answered Feb 10, 2021 at 14:29

3 votes

Why do mirrors reflect light while regular surfaces don't?

answered Jan 29, 2020 at 23:44

3 votes

Why is the Force of Gravitational Attraction between two “Extended” bodies proportional to the product of their masses?

answered May 10, 2020 at 1:40

3 votes

Time in Lorentz transformation

answered Jan 16, 2020 at 14:48

3 votes

Relative angular velocity of point with respect to another point

answered Aug 31, 2020 at 19:22

3 votes

Why can we see light further than it shines?

answered Sep 6, 2020 at 16:50

3 votes

Why Coulomb's Law is only valid for point charges?

answered Oct 21, 2020 at 14:33

3 votes

Why is Microgravity called "Microgravity"?

answered Oct 5, 2020 at 15:55

2 votes

What causes the push you back suddenly into your seat feeling when you accelerate cars?

answered Sep 30, 2020 at 23:49

2 votes

Does 'Conservation of momentum' obey Newton's 2nd law of motion?

answered Oct 1, 2020 at 18:29

2 votes

Definition of the refractive index

answered Oct 24, 2020 at 14:53

2 votes

Why can I see the top of objects in a reflection when they are not facing the reflective surface?

answered Aug 20, 2020 at 22:02

2 votes

Accepted

Why is the vibrational kinetic energy of a body ignored when calculating the total kinetic energy?

answered Sep 22, 2020 at 17:50

2 votes

Why the integral of a force gives Energy?

answered Jul 22, 2020 at 19:22

2 votes

Is there theoretical limit on the minimal achivable focal length?

answered Jan 7, 2020 at 0:47

2 votes

Why do outside objects look bigger when you move away from a window?

answered Dec 15, 2019 at 17:02

2 votes

Confusion about components of circular motion

answered Feb 2, 2020 at 16:04

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165 Answers

Why is the electrostatic force felt in straight lines?

Why can't the human eye focus to make blurry photos/video clear?

Why does power increase as a constant force accelerates a body?

Is "Mass" really measuring unit for inertia?

Length observed by a moving frame of reference

What ties high frequency electromagnetic waves to short wavelength and converse?

Why can't we surpass the speed of light?

Is the weight of something being dropped the same as the force of something being static?

Einstein's relativity theory doesn't make sense in biology, why?

The definition of Electric field?

What is the explanation of greater torque having greater "rotatory effect" on a stationary body?

Using W = $\int\vec {F} . \vec {ds}$ in frictional force

Why do we have momentum?

Ray Diagrams: Where is the eyepiece located in a reflector telescope?

Why do mirrors reflect light while regular surfaces don't?

Why is the Force of Gravitational Attraction between two “Extended” bodies proportional to the product of their masses?

Time in Lorentz transformation

Relative angular velocity of point with respect to another point

Why can we see light further than it shines?

Why Coulomb's Law is only valid for point charges?

Why is Microgravity called "Microgravity"?

What causes the push you back suddenly into your seat feeling when you accelerate cars?

Does 'Conservation of momentum' obey Newton's 2nd law of motion?

Definition of the refractive index

Why can I see the top of objects in a reflection when they are not facing the reflective surface?

Why is the vibrational kinetic energy of a body ignored when calculating the total kinetic energy?

Why the integral of a force gives Energy?

Is there theoretical limit on the minimal achivable focal length?

Why do outside objects look bigger when you move away from a window?

Confusion about components of circular motion