Electricity Class 10 Science Assertion Reason Questions
Electricity Class 10 Science Assertion Reason Questions has been provided by JEE Wallah to help students score good marks in their CBSE and Competitive exams. Assertion Reason Questions for Class 10 Science Electricity is very important as these questions are asked in the Board Exam. Assertion and Reason Questions for Class 10 Science Chapter 11 Electricity will help you check whether you have grasped the conceptual learning or not. Class 10 Electricity assertion and reasoning questions with answers should be practiced before the exam to score good marks.
Electricity Class 10 Science Assertion Reason Questions with Answers
Are you looking for Electricity class 10 Assertion and Reason Questions so that you can focus on your study to better perform in the upcoming CBSE Class 10 Board examination? If so, you are at the right place, our subject experts have prepared a set of Electricity Class 10 Science Assertion and Reason Questions in a PDF format which will boost up your preparation level.
Despite the fact that Assertion & Reason Type Questions on Electricity Class 10 Science Chapter 11 can be solved only by having proper conceptual knowledge, we are giving you some tips that can help you solve Assertion and Reasoning questions for Class 10 Science Electricity. The tips are : Read the Question Carefully; Analyze the Assertion statement; Analyze the Reason statement; Check if the Reason Statement of the Electricity Question Explains the Assertion Statement.
Our last tip is : Practice Assertion Reason Questions for Class 10 Science Electricity with answers as much as possible.
Assertion Reason Questions for Class 10 Science Electricity with Answers
1.
(A) - Fuse wire must have high resistance and low melting point.
(R) - Fuse is used for small current flow only.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(c) A is true but R is false.
2.
(A) - The connecting wire are made of copper.
(R) - The electrical conductivity of copper is high.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(a) Both A and R are true and R is the correct explanation of A.
3.
(A) - Current is rate of flow of charge.
(R) - Electric current is incomplete for the bird sitting on high power line.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(b) Both A and R are true and R is not the correct explanation of A.
4.
(A) - A current carrying wire should be charged.
(R) - The current in a wire is due to flow of free electrons in a definite direction.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(d) A is false but R is true.
5.
(A) - The wire supplying current to an electric heater are not heated appreciably.
(R) - Resistance of connecting wires is very small and H is directly proportional to R.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(a) Both A and R are true and R is the correct explanation of A.
6.
(A) - The coil of heater is cut into two equal halves and only one of them is used into heater. The heater will now require half the time to produce the same amount of heat.
(R) - The heat produced is directly proportional to square of current.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(b) Both A and R are true and R is not the correct explanation of A.
7.
(A) - Bending of wire does not affect electrical resistance.
(R) - Resistance of a wire is proportional to resistivity of material.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(b) Both A and R are true and R is not the correct explanation of A.
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8.
(A) - If 10 bulbs are connected in series and one bulb fused, then the remaining 9 bulbs will not work.
(R) - Bulb of higher wattage will give less bright light.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(b) Both A and R are true and R is not the correct explanation of A.
9.
(A) - A voltmeter and ammeter can be used together to measure resistance but not power.
(R) - Power is proportional to voltage and current.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(d) A is false but R is true.
10.
(A) - It is advantageous to transmit electric power at high voltage.
(R) - High voltage implies high current.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(c) A is true but R is false.
11.
(A) - A bird perches on a high power line and nothing happens to the bird.
(R) - The circuit is incomplete for the bird sitting on a high power line .
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(a) Both A and R are true and R is the correct explanation of A.
12.
(A) - Tungsten metal is used for making filaments of incandescent lamps.
(R) - The melting point of tungsten is very low.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(c) A is true but R is false.
13.
(A) - Longer wires have greater resistance and the smaller wires have lesser resistance.
(R) - Resistance is inversely proportional to the length of the wire.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(c) A is true but R is false.
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14.
(A) - Good conductors of heat are also good conductors of electricity and vice versa.
(R) - Mainly electrons are responsible for conduction.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(a) Both A and R are true and R is the correct explanation of A.
15.
(A) - The 200 W bulbs glows with more brightness than 100 W bulbs.
(R) - A 100 W bulb has more resistance than a 200 W bulb.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(b) Both A and R are true and R is not the correct explanation of A.
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16.
(A) - When a wire is stretched to three times of its length, its resistance becomes 9 times.
(R) - Resistance is directly proportional to length of wire.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(b) Both A and R are true and R is not the correct explanation of A.
17.
(A) - In a simple battery circuit the point of lowest potential is positive terminal of the battery.
(R) - The current flows towards the lower potential that is from positive to negative.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(d) A is false but R is true.
18.
(A) - The value of current in the ammeter is same independent of its position in the series electric circuit.
(R) - In a series combination of resistors current is the same in every part of the circuit or the same current through each resistor.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(a) Both A and R are true and R is the correct explanation of A.
19.
(A) - Relation of V = IR is valid in every devices.
(R) - V/I = R = constant
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(a) Both A and R are true and R is the correct explanation of A.
20.
(A) - Resistivity is the natural resistance of the material.
(R) - It does not depends on the temperature and nature of the substance.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true and R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
Answer
(c) A is true but R is false.
We hope that Electricity Class 10 Science Assertion Reason Questions will help you in a variety of ways. Solving the Assertion Reason Questions for Class 10 Science Electricity will help you boost your confidence level in the subject overall. If you have any query, please feel free to reach us !