A vertical cylinder of diameter 180 mm rotates concentrically inside another cylinder of diameter

[@user-wh6xy5lf2e]

Thank you so much ❤️

[@CivilMantraa]

You’re welcome 😊

[@CzarnetCook002]

Where did you get 60 from when calculating velocity of inner cylinder

[@luismanguerra6531]

60s to cancel min

[@mumtazbegum8424]

Sir agr outer cylinder rotate kre inner niii toh.....area hm outer cylinder ki nikalenge??

[@XeeringLAMA]

sir i think value of dy is wrong.............

[@markloyddiaz1035]

Sir can I ask about the ( space between cylinder) which is 0.6 meters or millimeters?

[@markloyddiaz1035]

Since 181.2 and 180 was in mm how it come its answer is in meters? Hope you reply

[@CivilMantraa]

@@markloyddiaz1035 Sorry, I did mistake. it will be in MM, Also given in the figure,

[@WitchMaster-vi4kp]

breath a little.... why so fast