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Do most new indoor fans make a loud buzzing sound when they are energizing?

I guess it's just normal for this indoor fan to make this buzzing sound when it it's not blowing air. It's a pretty loud buzz and pretty annoying, especially since my old fan didn't make much sound...

Hi,
I recently had a new fan installed for my hvac heat pump. It intermittently makes a buzzing sound when it's not working and I'm just wondering what this sound is because my old fan didn't make...

My HVAC heat pump stopped working. It tries to turn on when the temperature goes below the minimum or above the max setpoints on the thermostat, but the fan doesn't start to blow air. It just makes a...