HARD
12th Odisha Board
IMPORTANT
Earn 100

State and explain Kirchoff's laws in connection with electrical network.

Important Questions on Direct Current Circuits

HARD
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 6 - Direct Current Circuits>MODEL QUESTIONS>Q 13
Distinguish between emf and potential difference.
HARD
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 6 - Direct Current Circuits>MODEL QUESTIONS>Q 14
Find the effective resistance of two one-ohm resistor connected in parallel.
HARD
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 6 - Direct Current Circuits>MODEL QUESTIONS>Q 15
Give a sketch of Wheatstone’s bridge.
HARD
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 6 - Direct Current Circuits>MODEL QUESTIONS>Q 16
The emf of a cell is 12 V. In a closed circuit having resistance of 23Ω, it sends a current of 0.5 A. What is the internal resistance of the cell?
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 6 - Direct Current Circuits>MODEL QUESTIONS>Q 17
If three cells of emf 9, 9 and 9V are connected in parallel, find the output emf.
HARD
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 6 - Direct Current Circuits>MODEL QUESTIONS>Q 18
What happens when the two terminals of a cell are connected by a resistance of almost zero value?
MEDIUM
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 6 - Direct Current Circuits>MODEL QUESTIONS>Q 19
What is meant by short circuit current?
HARD
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 6 - Direct Current Circuits>MODEL QUESTIONS>Q 20
Mention the factors on which the internal resistance of cell, depends.