Related Questions

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
The total resistance for two resistors in parallel is equal to the sum of the two resistors.
A True
B False
If you know the current anywhere in a series circuit, you know the current everywhere in a series circuit.
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
The circuit has resistors, capacitors and semiconductor diodes. The circuit will be known as
A Nonlinear circuit
B Linear circuit
C Bilateral circuit
D None of the above
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
Two resistors are said to be connected in series when
A Same current passes in turn through both
B Both carry the same value of current
C Total current equals the sum of branch currents
D Sum of IR drops equals the applied e.m.f.
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
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
To measure the current out of the second resistor in a circuit consisting of four resistors, an ammeter can be placed
A Between the second and third resistors
B At the negative terminal of the source
C Between the third and fourth resistors
D At any point in the circuit

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