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2.2 An elevator car, whose floor to celling distance is equal to 2.7 m, starts ascending wir to celling distance is equal to 2.7 m, starts ascending with constant acceleration of1.2 ms2. 2 sec after the start, a bolt begins falling from the ceiling of the car. The free fall time of the bolt is[CET Karnataka-94][1] V0.54 s12] 6 s[3] 0.7 s[4] 1s

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