Question Text
Question 1 :
An electric motor takes 5 A from a 220 V line. Determine the power of the motor.
Question 2 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b19d3b273b230584979bc6.jpg' /> In the above diagram, the resistors $R_{1},R_{2},R_{3}$ have the values 5 Ω, 10 Ω, 30 Ω, respectively, which have been connected to a battery of 12 V. Calculate the current through $R_{2}$.
Question 3 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b19d3f273b230584979bcb.jpg' /> In the above diagram, $R_{1}$= 10 Ω, $R_{2}$= 40 Ω, $R_{3}$ = 30 Ω, $R_{4}$= 20 Ω,$R_{5}$ = 60 Ω, and a 12 V battery is connected to the arrangement. Calculate the the total current flowing in the circuit.
Question 4 :
Will current flow more easily through a thick wire or a thin wire of the same material, when connected to the same source?
Question 5 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b19cdb273b230584979b57.JPG ' />
In the above circuit diagrams, a cell, a resistor, a key and ammeter are arranged. The current recorded in the ammeter will be