Potentiometer measures potential more accurately because - Vidyadip

MCQ

Potentiometer measures potential more accurately because

✓
It measure potential in the open circuit.
B
It uses sensitive galvanometer for null detection.
C
It uses high resistance potentiometer wire.
D
It measures potential in the closed circuit.

✓

Answer

Correct option: A.

It measure potential in the open circuit.

It measures potential in the open circuit.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "Choose the most appropriate answer from the given alternatives and write the option code and the corresponding answer." from Current Electricity→Current Electricity — all question types→Physics STD 12 question papers→Tamilnadu Board STD 12 question papers→Tamilnadu Board question paper generator→

Similar questions

What is the Brewster angle for air to glass transition? $\left(\mu_{ ag }=1.5\right)$

Energy of a capacitor of capacitance C, when subjected to a potential $V$, is given by

The threshold frequency is constant with respect to _______.

De – Broglie wavelength of an electron accelerating by $100 V$

The earth's magnetic field at a given point is $0.5 \times 10^{-5} Wb / m ^2$. This field is to be annulled by magnetic induction at the center of circular conducting loop of radius $5 cm$. The current required to be flown in the loop is nearly-

If a capacitance C is connected across an inductance L, then the angular frequency is

The RMS value of an alternating current, which when passed through a resistor produces heat three times of that produced by a direct current of $2 A$ in the same resistor, is-

The drift velocity of electrons in a wire of radius $r$ is proportional to

In an LCR AC circuit off-resonance, the current-

An electric dipole of moment $\vec{P}$ is lying along a uniform electric field $\vec{E}$. The workdone in rotating the dipole by $90^{\circ}$ is