Equivalent Resistance in Circuits

The video tutorial introduces a doubt-solving app that provides instant video solutions for math, physics, chemistry, and biology questions. It then presents a circuit problem involving a 24-volt emf source and explains how to reduce the circuit by identifying parallel and series components. The tutorial guides viewers through calculating equivalent resistances and redrawing the circuit, ultimately finding the total resistance. The video concludes with a promotion of the app, highlighting its utility for students preparing for exams.

What is the primary feature of the Doubt and App mentioned in the video?

• Interactive quizzes

• Offline study materials

• Live tutoring sessions

• Instant video solutions for math and science problems

What is the initial task in the circuit problem discussed?

• Determine the power consumption

• Calculate the total current

• Find the equivalent resistance

• Identify the voltage drop

Which resistances are identified as being in parallel in the circuit?

• 10 ohm and 15 ohm

• 8 ohm and 8 ohm

• 6 ohm and 4 ohm

• 5 ohm and 10 ohm

What is the equivalent resistance of two 8 ohm resistors in parallel?

• 4 ohms

• 8 ohms

• 16 ohms

• 2 ohms

After reducing the circuit, what is the equivalent resistance of the 10 ohm and 15 ohm resistors in parallel?

• 5 ohms

• 15 ohms

• 6 ohms

• 10 ohms

What is the next step after finding the equivalent resistances in parallel?

• Calculate the total voltage

• Identify series resistances

• Measure the current

• Recalculate parallel resistances

What is the equivalent resistance of a 6 ohm and a 4 ohm resistor in series?

• 14 ohms

• 10 ohms

• 12 ohms

• 8 ohms

How are the two 10 ohm resistors arranged in the final circuit?

• In series

• In parallel

• In a star configuration

• In a delta configuration

What is the final equivalent resistance of the circuit?

• 20 ohms

• 10 ohms

• 5 ohms

• 15 ohms

Which option correctly represents the final equivalent resistance of the circuit?

• Option 3

• Option 4

• Option 2

• Option 1