A particle moves in a circular path with a uniform speed. Its motion is:
1. | periodic |
2. | oscillatory |
3. | simple harmonic |
4. | angular simple harmonic |
A particle is fastened at the end of a string and is whirled in a vertical circle with the other end of the string being fixed. The motion of the particle is:
1. | periodic |
2. | oscillatory |
3. | simple harmonic |
4. | angular simple harmonic |
A particle moves in a circular path with a continuously increasing speed. Its motion is:
1. periodic
2. oscillatory
3. simple harmonic
4. none of them
Suppose a tunnel is dug along a diameter of the earth. A particle is dropped from a point, a distance h directly above the tunnel. The motion of the particle as seen from the earth is:
(a) simple harmonic
(b) parabolic
(c) on a straight line
(d) periodic
Choose the correct option:
1. (a) and (b)
2. (b) and (c)
3. (c) and (d)
4. All of these