Recent content by lydiazmi

great! thanks!

Homework Statement A stone was thrown horizontally with velocity 10 m/s. Find the radius of curvature of the stone trajectory 3 seconds after it was thrown. Homework Equations v2=vx2+vy2 an=(v2)/R The Attempt at a Solution vx=10m/s vy0=0m/s vy=vy0+gt=(9.8)(3)=29.4...

yea2, ur right! got it, thank u very much!

but m>m0. Shouldnt u0 be negative in both equ?

Homework Statement A neutron of mass m0 collides with an immobile atomic nucleus of carbon of mass m=12m0. Collision is considered central and elastic. how many times does the kinetic energy of neutron decreases during the collision. Homework Equations m=12m0 m0v0=mu-m0u...