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A projectile is shot from the ground at a velocity of #1 m/s# at an angle of #(5pi)/12#. How long will it take for the projectile to land?

1 Answer

Apr 2, 2016

#t_e=0,197" s"#

Explanation:

enter image source here
#"given data:"#
#"initial velocity :"v_i=1" "m/s " (red vector)"#

#"angle :"alpha=(5pi)/12#

#sin alpha~=0,966#

#"solution:"#
#"formula for elapsed time : " t_e=(2*v_i*sin alpha)/g#

#t_e=(2*1*0,966)/(9,81)#

#t_e=0,197" s"#

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