Some of the most common light bulb bases are: E27, E14, E12, B22, B15, Pin-Based (Bi-Pin), G4, GU10 (twist and lock base with two pins), G9, R7S (linear base used in halogen bulbs), MR16 (reflector bulb with a bi-pin base) and PAR(parabolic aluminised reflector bulb with a variety of bases).

An A15 bulb is pear shaped and is commonly used in appliances and ceiling fans. It has a diameter of 15/8 inches (48 mm) at its widest point. A15 bulbs typically have an E26 base, which is a standard screw base used in the United States.

E26 is the base shape while A15 is the bulb shape.

An A15 bulb has a diameter of 15/8 inches (48 mm) at its widest point.

E26 is the base shape while A15 is the bulb shape.

Screw base sockets (E12, E26, E27), Bayonet base sockets (these have two pinpoints- B15 and B22), GU10, MR16 and G24q.

Type B light bulbs are incandescent light bulbs that are designed to produce a very bright light. They are often used in commercial settings, such as factories, warehouses or outdoors anywhere bright light is required.

The best light bulb for a bedroom depends on your personal preferences and needs. However, it should be noted that soft light (2700K-3000K) is perfect for a relaxing and calming atmosphere while brighter light (3500K-4000K) is for reading or getting ready. The best option is to use dimmers or opt for layered lighting.

The best light bulbs depend on preference and needs. Consider the following-warm white creates a relaxing and cosy atmosphere, cool white provides a brighter, more focused light and daylight simulates natural daylight and is ideal for tasks that require good visibility.

The best light bulbs for your living room depend on the mood you want to create. Soft light (2700K-3000K) is perfect for a relaxing and calming atmosphere while cool white or daylight(3500K-4000K) is great for reading or entertaining guests. It's best to use layered lighting or dimmers for versatility.