Two stars of masses M and 6M are separated by a distance D. Determine the distance (measured from M) to a point at which the net gravitational force on a third mass would be zero.

A. 0.41 D
B. 0.33 D
C. 0.37 D
D. 0.29 D
E. 0.14 D


Answer: D

Physics & Space Science

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A horizontal plank (m = 2.0 kg, L = 1.0 m) is pivoted at one end. A spring (k = 1.0 × 103 N/m) is attached at the other end, as shown in the figure. Find the angular frequency (in rad/s) for small oscillations

?

?

a.
39

b.
44

c.
55

d.
66

e.
25

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What will be an ideal response?

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Fill in the blank(s) with correct word

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