Two students sitting in adjacent seats in a lecture room have weights of 600 N and 700 N. Assume it is applied to the Gravitation Law can be applied to students?

Question

find the gravitational force that one student exerts on the other when they are separated by 0.5m?

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Answer 1 · 2018-02-23T17:47:24

#F_g=1.17*10^-6N#

#F_g = G ((m_1*m_2)/r^2)#

#600 N = m_1*g#
#700 N = m_2*g#

#m_1=61.16 kg#
#m_2=71.36 kg#

#r=0.5m#

#G=6.674*10^-11 (m^3)/(kg*s^2)#

#F_g= (6.674*10^-11)(61.16*71.36)/(0.5)^2=1.17*10^-6N#