Question 1
Which of the following conditions is, or are, necessary for mechanical
equilibrium for a rigid body?
- a.
The body is rotating with constant angular velocity (may be zero)
- b.
The vector sum of all forces on the body is a positive constant
- c. The body is at rest
- d.
The body has a linear acceleration which is constant
- A. a only
- B. b only
- C. c only
- D. d only
- E. a and b
- F. a and c
- G. a and d
- H. b and c
- I. b and d
- J. c and d
- K.
a, c and d
- L.
Some other combination
Formula Sheet
Question 2 ...
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