Answer=A
v2 = u2+ 2as
(521)2 = (0)2 + 2*(a)*(0.840)
271441 = (1.68 m)*a
271441/1.68 = a
a = 1.62 x 105 m /s2
Your email address will not be published. Required fields are marked *
Comment
Name *
Email *
Save my name, email, and website in this browser for the next time I comment.