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SAI International School
Class VII
Home Assignment
Subject: Physics
Ch- Electric current and simple circuit
Subtopic: Components of Electric circuits

INSTRUCTIONS:
 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.

1 Assertion: A voltmeter is used to measure the current. 1
Reason: An ammeter is used to measure the potential difference.
Fill in the blanks
2. The instrument used to measure the electric current is __________ 1
3 A combination of two or more cell is called________ 1
MCQ
4 The transformation of electrical energy to heat energy and then to 1
light energy takes place in
a. Connecting wires
b. Electric bulb
c. Electric motors
d. battery
5 Which of the following is symbol of cell in series 1

a)

b)

c)

d)