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Vectors

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20 Oct 2011 10:30:13 IST

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Dynamics

Mathematics

80 dyne ka force 4 second me kisi pind ko chikne chaitiz samtal par viram se 40 cm door le gaya. Batao ki pind ka mass kya tha? Ab bal hat jaye to pind 40 cm aur kitni der me chalega

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Juhi Sharma

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Joined: 22 May 2009

Posts: 2064

13 May 2012 01:01:44 IST

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F.t=m*v

F*T/V=m

80*10^-7*4/40*10^-2 =m

get mass from here

and the body will move till infinity as the plane is frictionless

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