magnetism question

Q31
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15 Replies
iTeachChem Helper
@Gyro Gearloose
iTeachChem Helper
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Atharv
AtharvOP7mo ago
,rotate
TeXit
TeXit7mo ago
No description
iTeachChem
iTeachChem7mo ago
hint: time taken does not depend on str of field :) strengh increases, distance inc and velocity inc :D
PeterGriffinItis
(π/2mqB) + (π/2mqB) = π/mqB
lmaodedXD
lmaodedXD7mo ago
JUST reuqired velocity hai right, to cross the first field region just riquired ka matlab assume karo ki ek quadrant of a circle travel karega jiska radius will be W, kyunki agar isse kam hoga toh usse pehle hi ghoom jayega, matlab time taken for this = 1/4 of the time period 1 now jab ye dusre field mein enter karega, kyunki uski strength twice hai, the radius of trajectory will be halved ( r= mv/qB), toh ye ek semicircle travel kar lega, time for this = 1/2 of time period 2 it does sir.... time period= 2piM/qB it is independent of velocity also the magnitude of velocity (speed) remains constant throughout the motion
iTeachChem
iTeachChem7mo ago
it doesnt no, distance also increases?
lmaodedXD
lmaodedXD7mo ago
sir magnetic force always acts perpendicular to resultant velocity, so it's actually the centripetal force so we can write mv^2/r = qVB we get r= mv/qB, time period= 2pir/ V, = 2pim/qB i'm not able to understand aapka distance se kya matlab hai
iTeachChem
iTeachChem7mo ago
distance of the thingy travelled inside the field my physics is rusty, will have to read up on it, will take your word for it for now :) but i figured that the time wil be the same in both and will just add up
lmaodedXD
lmaodedXD7mo ago
accha aap time taken to cross bol rahe the i thought time period of the circular motion my bad 😅
iTeachChem
iTeachChem7mo ago
ji. time spent hi poccha sawal me isiliye was talking about that. my b shouldve been clear :)
Atharv
AtharvOP7mo ago
Yeahhhh makes sense Sahi hai +solved @iTeachChem @lmaodedXD @PeterGriffinItis kitne opposite usernames h dono ke
iTeachChem Helper
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