EASY
10th CBSE
IMPORTANT
Earn 100

Give main characteristics of a parallel circuit.

Important Questions on Electricity

EASY
10th CBSE
IMPORTANT
Science Part-I NEW ERA PHYSICS Textbook for Class X>Chapter 1 - Electricity>IMPORTANT QUESTIONS>Q 15
Give main characteristics of a series circuit.
EASY
10th CBSE
IMPORTANT
Science Part-I NEW ERA PHYSICS Textbook for Class X>Chapter 1 - Electricity>IMPORTANT QUESTIONS>Q 16
Draw a schematic diagram of a circuit consisting of a 24 V battery, a 10 ohm resistor, a 5 ohm resistor and a 1 ohm resistor, an ammeter and a plug key, all connected in series. Calculate the ammeter reading in this circuit. 
 
MEDIUM
10th CBSE
IMPORTANT
Science Part-I NEW ERA PHYSICS Textbook for Class X>Chapter 1 - Electricity>IMPORTANT QUESTIONS>Q 17
In a household electric circuit, different appliances are connected in parallel to one another. Give two reasons. 
MEDIUM
10th CBSE
IMPORTANT
Science Part-I NEW ERA PHYSICS Textbook for Class X>Chapter 1 - Electricity>IMPORTANT QUESTIONS>Q 18
Differentiate between electrical resistance and specific resistance (resistivity) of a conductor.
EASY
10th CBSE
IMPORTANT
Science Part-I NEW ERA PHYSICS Textbook for Class X>Chapter 1 - Electricity>IMPORTANT QUESTIONS>Q 19
Alloys are used in electrical heating devices rather than pure metals. Give reasons.
MEDIUM
10th CBSE
IMPORTANT
Science Part-I NEW ERA PHYSICS Textbook for Class X>Chapter 1 - Electricity>IMPORTANT QUESTIONS>Q 20
Why is an alloy manganin or Eureka used to make standard resistances?
EASY
10th CBSE
IMPORTANT
Science Part-I NEW ERA PHYSICS Textbook for Class X>Chapter 1 - Electricity>IMPORTANT QUESTIONS>Q 21
Why is the tungsten used almost exclusively for the filament of electrical lamps? 
EASY
10th CBSE
IMPORTANT
Science Part-I NEW ERA PHYSICS Textbook for Class X>Chapter 1 - Electricity>IMPORTANT QUESTIONS>Q 22
Why are copper and aluminium wires usually for electricity transmission?