Maharashtra (English Medium) Std 10 Study Materials, Online Learning, Question Papers, Classnotes, Practice Test, MCQ | Smartindia Educational Program : www.smartindia.net.in


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Question-1
What happens to the resistance of a circuit if the current through it is doubled?

(A) Gets doubled	(B) Gets halved
(C) Remains same	(D) None of these

Question-2
The space inside the bulb

(A) Is vaccum	(B) Is filled with chemically inactive nitrogen & argon
(C) Is filled with Oxygen	(D) Is filled with hydrogen

Question-3
How many bulbs of 10 Ω should be joined in parallel to draw a current of 4 A from a battery of 8 V ?

(A) 3	(B) 4
(C) 5	(D) 6

Question-4
What is the S.I unit of charge?

(A) Ampere	(B) Coulomb
(C) Volt	(D) Ohm

Question-5
What is the Resistance of an ideal ammeter?

(A) Infinity	(B) Zero
(C) High	(D) Low

Question-6
What is the resistance of an ideal voltmeter?

(A) Low	(B) High
(C) Infinity	(D) Zero

Question-7
One μ A is equivalent to

(A) 10³	(B) 10⁶
(C) 10^-3	(D) 10^-6

Question-8
The resistance of the filament of a bulb is 10,000Ω. It is drawing a current from a source of 230V. How much current is flowing through it?

(A) 0.23 A	(B) 0.023 A
(C) 0.0023 A	(D) 0.00023 A

Question-9
If a net charge Q flows through any cross section of a conductor in time t, then the current I flowing through it is

(A)	(B)
(C)	(D)

Question-10
Which of the following diagram represents a variable resistance ?

(A)	(B)
(C)	(D)

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Std 10

Maharashtra (English Medium)

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