rotational 2

a rod of length 1m is sliding along two perpendicular walls as shown. if Vel of Q is 1.2m/s then find vel of P and angular velocity of rod.
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13 Replies
hardcoreisdead
hardcoreisdeadOP4mo ago
A is IAR
iTeachChem Helper
@Gyro Gearloose
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SIMPle Potato
SIMPle Potato4mo ago
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vj_25
vj_254mo ago
u could also try by differentiation take length between p and origin as y and q and origin as x so x^2 + y^2=1 and then take derivative wrt time
hardcoreisdead
hardcoreisdeadOP4mo ago
this derivation of omega gives a diff ans
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hardcoreisdead
hardcoreisdeadOP4mo ago
and this too
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SIMPle Potato
SIMPle Potato4mo ago
This is wrong Did you forget about velocity of end point? you assumed initial v = 0
hardcoreisdead
hardcoreisdeadOP4mo ago
vel of end q at that point is 1.2 . but yeah we dont know the initial one can you explain why ?
SIMPle Potato
SIMPle Potato4mo ago
You assumed the case of free fall As far i know you look at the moment of center of mass from IAR instead pf just one point
hardcoreisdead
hardcoreisdeadOP4mo ago
ohhh ill ask my sir then
iTeachChem
iTeachChem3mo ago
this is correct kya cheez? jo inhone upar bataya theek hi lg raha hai +solved @SIMPle Potato
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