When a proton is released from rest in a room, it starts with an initial acceleration `a_(0)` towards west. When it is projected towards north with a

When a proton is released from rest in a room, it starts with an initial acceleration `a_(0)` towards west. When it is projected towards north with a
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When a proton is released from rest in a room, it starts with an initial acceleration `a_(0)` towards west. ... e) "east"(3ma_(0))/(ev_(0))"down"`
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