Arun yadav Asked: January 6, 2020In: Class 9 A motarcar ka dravman 1000kg hi viramaavastha se chalkar kar 10second me 20m/sec ka beg prapt krati hi yant kijiy(1) kar ka tvarn (2) kar ke sambeg me privartan(3) kar par aaropit bal Mera class 9th 3 questions hal kar dijiy 9th sciencephysics