Electricity Class 10 MCQ Online Test

Electricity Class 10 MCQ Online Test

To get 2 Ω resistance using only 6 Ω resistors, the number of them required is

 
 
 
 

Two devices are connected between two points say A and B in parallel. The physical quantity that will remain the same between the two points is

 
 
 
 

The least resistance obtained by using 2 Ω, 4 Ω, 1 Ω and 100 Ω is

 
 
 
 

Two resistors are connected in series gives an equivalent resistance of 10 Ω. When connected in parallel, gives 2.4 Ω. Then the individual resistance are

 
 
 
 

If R1 and R2 be the resistance of the filament of 40 W and 60 W respectively operating 220 V, then

 
 
 
 

Electricity MCQ Class 10 Question 14. The resistance of hot filament of the bulb is about 10 times the cold resistance. What will be the resistance of 100 W-220 V lamp, when not in use?

 
 
 
 

A fuse wire repeatedly gets burnt when used with a good heater. It is advised to use a fuse wire of

 
 
 
 

A cooler of 1500 W, 200 volt and a fan of 500 W, 200 volt are to be used from a household supply. The rating of fuse to be used is

 
 
 
 

What is the maximum resistance which can be made using five resistors each of 1/5 W?

 
 
 
 

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

 
 
 
 

If the current I through a resistor is increased by 100 % (assume that temperature remains unchanged), the increase in power dissipated will be

 
 
 
 

The resistivity does not change if

 
 
 
 

In an electrical circuit two resistors of 2 Ω and 4 Ω respectively are connected in series to a 6 V battery. The heat dissipated by the 4 Ω resistor in 5 s will be

 
 
 
 

Electric potential is a:

 
 
 
 

Electricity Question 29. 1 mV is equal to:

 
 
 
 

Coulomb is the SI unit of:

 
 
 
 

When electric current is passed, electrons move from:

 
 
 
 

The heating element of an electric iron is made up of:

 
 
 
 

The electrical resistance of insulators is

 
 
 
 

Electrical resistivity of any given metallic wire depends upon

 
 
 
 

Class 10 Science Online Test (Chapter-wise)

Chapter 1: Chemical reactions and equationsOnline TestMCQs and Answers
Chapter 2: Acids, bases and saltOnline TestMCQs and Answers
Chapter 3: Metals and Non-metalsOnline TestMCQs and Answers
Chapter 4: Carbon and Its CompoundsOnline TestMCQs and Answers
Chapter 5: Periodic Classification Of ElementsOnline TestMCQs and Answers
Chapter 6: Life ProcessesOnline TestMCQs and Answers
Chapter 7: Control and CoordinationOnline TestMCQs and Answers
Chapter 8: How do Organisms Reproduce?Online TestMCQs and Answers
Chapter 9: Heredity and EvolutionOnline TestMCQs and Answers
Chapter 10: Light Reflection and RefractionOnline TestMCQs and Answers
Chapter 11: The Human Eye and Colourful WorldOnline TestMCQs and Answers
Chapter 12: ElectricityOnline TestMCQs and Answers
Chapter 13: Magnetic Effects of Electric CurrentOnline TestMCQs and Answers
Chapter 14: Sources of EnergyOnline TestMCQs and Answers
Chapter 15: Our EnvironmentOnline TestMCQs and Answers
Chapter 16: Sustainable Management of Natural ResourcesOnline TestMCQs and Answers

More Questions on Science Class 10

1. CBSE Class 10 Science General Awareness Questions and Answers

2. CBSE Class 10 Science Competitive Exams Questions and Answers

3. CBSE Class 10 Science Entrance Exams Questions and Answers

4. CBSE Class 10 Science General Awareness Questions with Answers

5. CBSE Class 10 Science Objective type Questions & Answers

6. CBSE Class 10 Science Optional Questions with Answers

7. CBSE Class 10 Science very short Questions & Answers

8. CBSE Class 10 Science Multiple Choice Questions(MCQs) & Answers

9. CBSE Class 10 Science GK Questions & Answers

10. CBSE Class 10 Science Short Questions & Answers