Q: Does "confidence" have the same meaning in the following two sentences?

Confidence is always borrowed, never owned.

After that failure he lost his confidence.

OPTIONS:
- different meanings
- the same meaning

A: different meanings

Q: Does "drop" have the same meaning in the following two sentences?

A drop of each sample was analyzed.

There is not a drop of pity in that man.

OPTIONS:
- different meanings
- the same meaning

A: the same meaning

Q: Does "pull" have the same meaning in the following two sentences?

The pull of the moon.

The pull of the current.

OPTIONS:
- different meanings
- the same meaning

A:
the same meaning