Homework 4 Begin Date: 9/19/2018 12:01:00 AM-Due Date: 9/26/2018 11:59:00 PM End

Question

Homework 4 Begin Date: 9/19/2018 12:01:00 AM-Due Date: 9/26/2018 11:59:00 PM End Date: 9/26/2018 11:59.00 PM (10%) Problem 8: On the surface of the Moon an astronaut has a weight of F,-150 N. The radius of the Moon is Rm-1.74 x 106 m, the gravitational constant is G 6.67 x 10-ll N (m/kg)2 and the mass of the Moon is Mm 735 x 102 kg. Calculate the mass of the astronaut, m, in kilograms. Grade Deduct Potenti Submi Attemp cotan0 inacos0 atan acotanO sinh0 cosh tanh0 cotanhO0 detaile ODegrees Radians vo SubmitHint I give up! Feedback: 0% deduction per feedback. Hints:-0% deduction per hint. Hints remaining-

Explanation / Answer

here ,

let the mass of astronaut is m

for the net force

F = G * Mm * m/Rm^2

150 = 6.673 *10^-11 * 7.35 *10^22 * m/(1.74 *10^6)^2

solving for m

m = 92.6 Kg

the mass of astronaut is 92.6 Kg

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