Related Questions

The total resistance for two resistors in parallel is equal to the sum of the two resistors.
A True
B False
When a number of resistors are connected in series in a circuit, the value of current:
A increases
B becomes half
C decreases
D remains the same
When a fourth resistor is connected in series with three resistors, the total resistance
A Increases by one-fourth
B Increases
C Decreases
D Remains the same
Three identical resistors are first connected in parallel and then in series. The resultant resistance of the first combination to the second will be
A 9 times
B $$\frac{1}{9}$$ times
C $$\frac{1}{3}$$ times
D 3 times
Parallel resistors are connected between the same two points.
A True
B False
What is the effective resistance (in Ω) of two resistors 20 Ω and 30 Ω connected in parallel?
A 50
B 12
C 24
D 36
সিরিজে সংযুক্ত একটি এ্যামিটার এবং একটি অজানা রোধ দুটি একই রকম 1.5 V ব্যাটারীর দুই প্রান্তে সংযুক্ত আছে। যখন ব্যাটারী দুটি সিরিজে সংযুক্ত থাকে তখন এ্যামিটার। amp রিডিং প্রদর্শন করে। আবার ব্যাটারী দুটি সমান্তরালে সংযুক্ত করলে 0.6 amp রিডিং প্রদর্শন করে। ব্যাটারীর আভ্যন্তরিন রোধ কত ? (An ammeter and an unknown resistance are connected in series across two identical batteries of each 1.5 V. The ammeter shows current I amp and 0.6 amp when the batteries are connected in series and parallel, respectively. What is the internal resistance of the battery?)
A 13Ω
B 12Ω
C 1Ω
D 0.1Ω
E 23Ω
Two equal-value resistors in series will divide the source voltage equally.
A True
B False
The total resistance of a series circuit is equal to the difference between the largest and smallest value resistors.
A True
B False
When one of three series resistors is removed from a circuit and the circuit is reconnected, the current
A Increases
B Increases by one-third
C Decreases by one-third
D Decreases by the amount of current through the removed resistor

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