MEDIUM
Earn 100

What you mean by LED? draw the symbol of it.

Important Questions on Electricity

EASY
Science>Physics>Electricity>Electric Circuit

Identify the electronic components from the following symbols. Write any one difference between them.

Question Image

MEDIUM
Science>Physics>Electricity>Electric Circuit

What is the advantage of an LED bulb over filament bulb?

MEDIUM
Science>Physics>Electricity>Electric Circuit
Why LED consumes less power as compared to traditional lamps?
MEDIUM
Science>Physics>Electricity>Electric Circuit
Explain why LED consumes less power than a bulb?
EASY
Science>Physics>Electricity>Electric Circuit
Write a short note on LED televisions.
EASY
Science>Physics>Electricity>Electric Circuit

List some devices where seven segment display is used.

EASY
Science>Physics>Electricity>Electric Circuit
LEDs can generate only a single light colour.
MEDIUM
Science>Physics>Electricity>Electric Circuit
What is a filter capacitor and how it is used in LED?
MEDIUM
Science>Physics>Electricity>Electric Circuit
Avani’s family uses filament bulbs at home while Om’s family uses LED bulbs. Which family will save more electricity? Write five other ways to save electricity.
EASY
Science>Physics>Electricity>Electric Circuit
LED television uses less power and consumes very less energy.
MEDIUM
Science>Physics>Electricity>Electric Circuit
Which of the following is not a true statement regarding LEDs?
EASY
Science>Physics>Electricity>Electric Circuit

Write a short note 'Seven segment display'.

EASY
Science>Physics>Electricity>Electric Circuit

Seven segment display form the digit 8.

MEDIUM
Science>Physics>Electricity>Electric Circuit
Write two advantages of LED over conventional incandescent lamps.
MEDIUM
Science>Physics>Electricity>Electric Circuit
Mention various uses of LEDs.
EASY
Science>Physics>Electricity>Electric Circuit

Draw the diagram for 'Seven segment display'.

EASY
Science>Physics>Electricity>Electric Circuit
List some advantages of LED television.
EASY
Science>Physics>Electricity>Electric Circuit
Cotyledons are also called-
HARD
Science>Physics>Electricity>Electric Circuit
Mention some advantages of LEDs over an incandescent lamp.
MEDIUM
Science>Physics>Electricity>Electric Circuit
Mention some advantages of LEDs over an incandescent lamp.