Page 1 - Home Assignment- Electric Bulb

SAI INTERNATIONAL SCHOOL

Class 6
Home Assignment
Subject- Physics

Ch. – Electricity and Circuits
Subtopic- Electric Bulb

INSTRUCTIONS:
Please solve or paste the worksheet in the Physics Copy.
For Assertion& Reason question follow the following directions.
DIRECTION: Each of these questions contains an Assertion followed by Reason. Read them
carefully and answer the question on the basis of following options. You have to select the one
that best describes the two statements.
(a) If both Assertion and Reason are correct and Reason is the correct explanation of Assertion.
(b) If both Assertion and Reason are correct, but Reason is not the correct explanation of
Assertion.
(c) If Assertion is correct but Reason is incorrect.
(d) If Assertion is incorrect but Reason is correct
(e) If Assertion & Reason both are incorrect.
Sl.No QUESTIONS MARK
S

1 Name a device which converts electrical energy to light 1
energy.

2 What is the importance of glass covering in an electric bulb? 1

3 Which metal is used to make the filament of an electric bulb? 1

4 Name the gas present in an electric bulb. 1

5 Why the filament of electric bulb is made up of tungsten 2
metal?

6 Assertion: Electric bulb converts electric energy to light 1
energy.
Reason: Bulb produce sound with the help of electricity.