Question & Answer: Page 1

Vidushi pundir asks : at t=0, a particle at origin has a velocity of 15m/s at 37 degree above the horizontal X axis.At t=5s, it is at x=20m, y=35m and its velocity is 30m/s at 53 degree above the horizontal.find its avg acceleration

Tag : science,degree,origin,acceleration,velocity,horizontal,axis,particle

Category : Science | On : 2012-01-19 06:28:01

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Ranjita asks : The gravitational Potential diff. b/w surface of planet & a point 20m above it is 16J/Kg.Calculate the work done in moving a 4kg body by 8m on a slope of 60degree from horizontal.

Tag : point,gravitational,horizontal,potential,science,planet,surface,work,slope,diff,moving

Category : Science | On : 2011-12-31 03:58:36

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Lalasa says :

07/01/2012 07:26:26

WORK DONE IS 160 J

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Ramya asks : a 2m wide truck is moving with a uniform speed v=8m/s along a stright horizontal road a pedestrian starts to cross the road with a uniform speed u when the truck is 4m away from him minium value of v

Tag : uniform,minium,wide,starts,stright,road,truck,moving,pedestrian,speed

Category : Class XII | On : 2011-09-09 10:05:04

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Gaurav kumar says :

15/11/2011 11:15:13

v=16m/s

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Tag : truck,speed,minium,uniform,wide,starts,stright,road,moving,pedestrian

Category : Class XII | On : 2011-09-09 10:05:02

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Tag : speed,stright,starts,road,pedestrian,minium,moving,truck,uniform,wide

Category : Class XII | On : 2011-09-09 10:05:01

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