Yes.
no because it would blow up because the socket would draw 13 watt not 9 watt
No, it is not alright to replace a 180 watt DLP TV bulb with a 200 watt bulb. You should only use the OEM rated size/wattage for your TV.
Yes, that is what the numbers mean.
It is not recommended to use a 20 watt bulb in a 60 watt socket as the socket is designed to handle a higher wattage bulb. Doing so may cause the bulb to burn out quickly or pose a fire hazard. It is safer to use a bulb with wattage equal to or lower than the socket's rated wattage.
A 75 bulb will use more electricity.
Yes.
No, you can not use a 150 watt high pressure sodium bulb with a 70 watt ballast.
The highest watt headlight bulb you can use in a 2000 Mazda 323 is 65 watts. Most vehicles use a 55 watt bulb.
If you dont mind splodey light bulb.
A 40 watt bulb is dimmer than a 100 watt bulb.
no because it would blow up because the socket would draw 13 watt not 9 watt
Yes. It just won't be as bright.
No, it is not alright to replace a 180 watt DLP TV bulb with a 200 watt bulb. You should only use the OEM rated size/wattage for your TV.
yes the bulb will actually last longer
Yes, that is what the numbers mean.
Light fittings should not be overloaded electrically because overheating can cause a fire. Alternatively you could use a 20 watt low-energy bulb.