Current Electricity PYQs - Last 10 Years
KCET / Physics / Electromagnetism / 66 recent questions
PhysicsElectromagnetism2017-2026
Practice 66 KCET Physics questions from Current Electricity. Use the year-wise and type-wise breakdown to prioritize recent PYQs, then continue into the question list below.
66
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Physics / Electromagnetism
2017-2026
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35
Last 5 Years
2022-2026
66
Last 10 Years
2017-2026
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35 in last 5 years66 in last 10 years
Last 10 Years Current Electricity Questions
Showing 16 of 66 filtered questions.
1Current Electricity
Masses of three wires of copper are in the ratio \(1: 3: 5\) and their lengths are in the ratio \(5: 3: 1\). The ratio of their electrical resistance are
MCQ+1 / -02019
2Current Electricity
Though the electron drift velocity is small and electron charge is very small, a conductor can carry an appreciably large current because
MCQ+1 / -02019
3Current Electricity
Ohm's law is applicable to
MCQ+1 / -02018
4Current Electricity
Five identical resistors each of resistance $R=1500 \Omega$ are connected to a 300 V battery as shown in the circuit. The reading of the ideal ammeter $A$ is
MCQ+1 / -02018
5Current Electricity
The resistance $R=\frac{V}{I}$, where $V=(100 \pm 5) \mathrm{V}$ and $I=(10 \pm 0.2) \mathrm{A}$. The percentage error in $R$ is
MCQ+1 / -02018
6Current Electricity
Two cells of internal resistances $r_1$ and $r_2$ and of same emf are connected in series, across a resistor of resistance $R$. If the terminal potential difference across the cells of internal resistance $r_1$ is zero, then the value of $R...
MCQ+1 / -02018
7Current Electricity
The $I-V$ graphs for two different electrical appliances $P$ and $Q$ are shown in the diagram: If $R_P$ and $R_Q$ be the resistances of the devices, then
MCQ+1 / -02018
8Current Electricity
If the last band on the carbon resistor is absent, then the tolerance is
MCQ+1 / -02018
9Current Electricity
The effective resistance between $P$ and $Q$ for the following network is
MCQ+1 / -02018
10Current Electricity
A galvanometer of resistance $50 \Omega$ is connected to a battery of $3 \cdot \mathrm{~V}$ along with a${ }^{\text { }}$ resistance of $2950 \Omega$ in series shows full-scale deflection of 30 divisions. The additional series resistance re...
MCQ+1 / -02017
11Current Electricity
Of the following graphs, the one that correctly represents the $I-V$ characteristics of a 'Ohmic device' is
MCQ+1 / -02017
12Current Electricity
\(\text { The value of } I \text { in the figure shown below is }\)
MCQ+1 / -02017
13Current Electricity
The power dissipated in $3 \Omega$ resistance in the following circuit is
MCQ+1 / -02017
14Current Electricity
In meter bridge experiment, with a standard resistance in the right gap and a resistance coil dipped in water (in a beaker) in the left gap, the balancing length obtained is ' $l$ '. If the temperature of water is increased, the new balanci...
MCQ+1 / -02017
15Current Electricity
A cylindrical conductor of diameter 0.1 mm carries a current of 90 mA . The current density ( in $\mathrm{Am}^{-2}$ ) is ( $\pi \approx 3$ )
MCQ+1 / -02017
16Current Electricity
A piece of copper is to be shaped into a conducting wire of maximum resistance. The suitable length and diameter are ......................and............................respectively.
MCQ+1 / -02017