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What is the Dirac's value of multiplicative value for a magnetic moment of the electron

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Physics GCSE question past paper velocity and momentum

Hi Got my physics gcse tomoro :/ and i was just stuck on this question from a past paper. There is a radio controlled flying toy. It is powered by a fan blade. It has a weight of 0.6N When hovering i

Can spacetime be described as an entropic cascade of quantum virtual particles

No. Youve been watching too much Stargate.-I wouldnt say that, because that doesnt sound like it gives reality to spacetime independent of the vacuum fluctuations, and I dont think spacetime with lots

Who knows pendulum-related physics

A pendulum consisting of a string of length L=1.85 m attached to a bob of mass m=4.13 kg swings in a vertical plane. When the string is at an angle 16.0 degrees to the vertical, what is the tangential

GCSE Physics question

The diagram shows a motorbike of mass 300 kg being ridden along a straight road. *insert picture of motorbike of mass 300 kg being ridden along a straight road* The rider sees a traffic queue ahead.

A thin 1.80 m long copper rod has a mass of 50.0 g. What is the minimum current needed in the rod to cause it

it to float in a magnetic field of 3.00 T?-Using F = BiL [for force on a current carrying conductor in a magnetic field] (magnetic force required = weight of wire, mg Newtons) i = F/BL = (50^-3kg*9.8

A wire carries a 20 A current at an angle 90.0° from the direction of a magnetic field

A wire carries a 20 A current at an angle 90.0° from the direction of a magnetic field with a strength of 0.300 T. Find the magnitude of the magnetic force on a 4 m length of the wire.-Using F = BiL [

I have a theory that there is no such thing as the Present

Do you think this is plausible I keep hearing that there is a thing of cause an effect but what if this is just a mirage in our mind as it tricks us into believing it exist.. If you believe in the P

Physics, frequency question!

An amusement park ride swings back and forth once every 40.0 s. What is the ride’s frequency? (answer is 2.50 x 10^-2 Hz) I need an explanation as to how I can solve this!-Hz is how many times it goe

Can somebody explain this physics question on radioactivity please

Iodine - 131 = 8.4 days (Half Life) Q.Many airports now have radiation detectors in order to detect the smuggling of radioactive materials that may be used in nuclear weapons manufacture. Patients ar

Acceleration of Electrons

Two electrons with mass 9.11*10^-31 kg are separated by .095 meters. What is the acceleration of each in meters per second squared? Im studying for physics and know that the answer is 28,023 but I don

Calculate the resultant of a horizontal vector with a magnitude of 4 units and a vertical vector with a magnit

Calculate the resultant of a horizontal vector with a magnitude of 4 units and a vertical vector with a magnitude of 3 units. direction° (from horizontal)-This is identical to the previous question I

What is the difference between electromagnetic and sound waves

Yes, I realize that EM waves are much faster, do not need to travel through molecules and all the schoolbook answers. But-- at their core nature, what is the actual difference? I get that EM waves a

Calculate the horizontal force that must be applied to produce an acceleration of 1.6 g for a 1.4 kg puck on

on a friction free surface?-Newtons 2nd law states the sum ofthe forces=mass*acceleration Im assuming you mean acceleration is 1.6 gs.1 g = 9.8 m/s^2, therefore acceleration would be 1.6*9.8 = 15.68

How much force does a 15,000 kg rocket develop to accelerate 1 m/s2.

The formula F=ma will give you the answer to your physics question. F is for force, measured in Newtons or N, m is for mass, measured in kilograms or kg, and a is for acceleration, measured in meters
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