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What happens to the energy in a torch once it is switched on?
When a torch is switched on, the electrical energy from the battery is converted to light energy and heat energy. The electrical energy powers the light source (such as LEDs or a bulb) to produce light, and a small portion of the energy is also dissipated as heat.
What happens when a bulb is switched on?
when a light bulb is switched on it will blown..............
How does a bulb glow when a torch is switched on?
If your torch has an incandescent bulb in it, the resistance of the wire in the bulb generates enough heat that light is created. If your torch has an LED bulb, the PN junction in the diode creates light when the diode is forward-biased.
When a torch is switched on energy is transferred from the battery to the bulb how is energy?
When a torch is switched on, the electrical energy stored in the battery is converted into light and heat energy by the bulb. The electrical energy flows through the circuit and causes the bulb’s filament to heat up, emitting light as a result of this process.
What of these energy changes occurs when a battery operated torch is switched on?
Chemical energy becomes light and heat energy.
What happens to the torch in the night time?
they carry on in the night.
What happens yo the data in RAM when the computer is switched off?
the information is lost after power is switched off.
What happens to the Olympic torch in the night time?
they carry on in the night.
What happens when you use a flashlight in outer space?
The currents flow through the torch and we get light from the torch
What always happens to make the end of the Olympic games?
The torch is put out.
What is the function of a metallic strips used in a torch?
The metallic strips in a torch, often referred to as contacts or terminals, serve to connect the power source, typically batteries, to the light bulb or LED. When the torch is switched on, these strips complete the electrical circuit, allowing current to flow and illuminate the bulb. They also help ensure a stable connection, which is essential for consistent performance and efficiency of the torch.
What happens to the compass needle when the current in the wire is switched?
It will return to pointing North.
