dis17-gravity II

# dis17-gravity II - Q12.16 Is it possible to place a...

This preview shows pages 1–10. Sign up to view the full content.

A. Yes B. No Q12.16 Is it possible to place a satellite in orbit so that it is always directly about the earth’s 45 degree north parallel?

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
A. Always. B. Never. C. Only if m 1 = m 2 . Say you have two bodies m 1 and m 2 . If you place a third mass m at the center of mass of m 1 and m 2 . will the net gravitational force on m be zero? m 1 m 2 m
A. yes B. no Consider a uniform ring, like Saturn’s. Suppose another mass m is located a distance x directly above the center of the ring. Is the force on m the same as if all mass were at the center of the ring. x

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
A. Magnitude yes, direction yes B. Magnitude no, direction yes C. Magnitude no, direction no. D. Magnitude yes, direction no. Consider a the force on the object m. In general, will the force on m be the same as if all the mass M were concentrated at its center of mass? m M
Discussion Problems Y&F Chapter 12: Q14, Q16, P/E 42, 67, 79, 90, 89 (extra)

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
A. 0.3 N B. 1.1 N C. 3 N D. 30 N In 12.42 what is the difference

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

### Page1 / 10

dis17-gravity II - Q12.16 Is it possible to place a...

This preview shows document pages 1 - 10. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online