A circular disc is rotating with a varying speed u $$=(2t-4)$$ $$m/s$$, where t is in second. An object is placed in the disc. The pseudo fore on the object is

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Infinity Learn · Accepted Answer

Total acceleration of the disc $$aT2+aR2$$ and pseudo force depends on net acceleration.$$aT=2$$ $$m/s2aR=u2/R$$        at       t $$=2sec$$                                                                                                                  $$u=0$$                                                                                                                  $$aR=0$$

A circular disc is rotating with a varying speed u =(2t-4) m/s, where t is in second. An object is placed in the disc. The pseudo fore on the object is

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