Q)
(chatquestion)...2. A body of mass 3 kg acted upon by a constant force is
1
displaced by S metre, given by relation S =, where
t is in second. Power of the force is : E
(1) constant
(2) linearly increases with time
(3) Increases with time as t1/2
(4) Increases with time as t/2
O radioactive nuclei „X^ emits an a (He) particle.
1 Answer
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