Class 10 Science Chapter 12 MCQ
Class 10 Science Chapter 12 MCQ (Multiple Choice Questions) of Electricity. These questions are not only helpful in revision of chapter but in understanding the concepts also. MCQ includes questions based on intext book questions and exercises main points questions.Practice with these questions to score better in school tests and in MCQ based competition also. These MCQs ensure scoring good marks in all the exams.
Class 10 Science Chapter 12 MCQ Online Test for 2020-2021
|Contents:||MCQ Online Tests with Answers and Explanation|
Class 10 Science Chapter 12 MCQ with Answers for 2020-21
Class 10 Science Chapter 12 MCQ Online Test with solutions and answers. There are more than 70 questions in the form of MCQs covering the entire chapter 12 of Class 10 Science. Most of the questions are confined to Latest NCERT Books for class 10 Science issued for session 2020-2021.
Which of the following statement is or are incorrect?
Deepak appeared in class test but he confused to know the correct statement. Would you help him to know that?
In an electrical circuit three incandescent bulbs A, B and C of rating 40 W, 60 W and 100 W respectively are connected in parallel to an electric source. Which of the following is likely to happen regarding their brightness?
A cylindrical conductor of length l and uniform area of cross section A has resistance R. Another conductor of length 2l and resistance R of the same material has area of cross section
In a science quiz competition, Neha are asked a question where she had to choose the statement which was/were correct?
Priya is writing some statements, choose the incorrect statement and help him:
Read the following sentences carefully, and choose the incorrect one:
An electric fuse works on the:
How much energy does a 100 W electric bulb transfer in 1 minute?
The resistance of a wire of length 300 m and cross-section area 1.0 mm2 made of material of resistivity 1.0 × 10−7 Ωm is:
What is meant by an electric circuit?
A continuous and closed path of an electric current is called an electric circuit.
What is fuse wire and how does it work?
The fuse is placed in series with the device. It consists of a piece of wire made of a metal or an alloy of appropriate melting point, for example aluminium, copper, iron, lead etc. If a current larger than the specified value flows through the circuit, the temperature of the fuse wire increases. This melts the fuse wire and breaks the circuit.
What do you know about a resistor?
A conductor having some appreciable resistance is called a resistor.
What is variable resistance or rheostat?
A component used to regulate current without changing the voltage source is called variable resistance.
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