1
KCET 2025
MCQ (Single Correct Answer)
+1
-0

Given, a current carrying wire of non-uniform cross-section, which of the following is constant throughout the length of wire?

A
Drift speed
B
Current and drift sped
C
Current only
D
Current, electric field and drift speed
2
KCET 2025
MCQ (Single Correct Answer)
+1
-0

The graph between variation of resistance of a metal wire as a function of its diameter keeping other parameters like length and temperature constant is

A
KCET 2025 Physics - Current Electricity Question 6 English Option 1
B
KCET 2025 Physics - Current Electricity Question 6 English Option 2
C
KCET 2025 Physics - Current Electricity Question 6 English Option 3
D
KCET 2025 Physics - Current Electricity Question 6 English Option 4
3
KCET 2025
MCQ (Single Correct Answer)
+1
-0

Two similar galvanometers are covered into an ammeter and a milliammeter. The shunt resistance of ammeter as compared to the shunt resistance of milliammeter will be

A
Zero
B
More
C
Less
D
Equal
4
KCET 2025
MCQ (Single Correct Answer)
+1
-0

The range of electrical conductivity $(\sigma)$ and resistivity $(\rho)$ for metals, among the following, is

A
$$ \begin{aligned} & \rho \rightarrow 10^{-5}-10^{-6} \Omega \mathrm{~m} \\ & \sigma \rightarrow 10^5-10^{-6} \mathrm{Sm}^{-1} \end{aligned} $$
B
$$ \begin{aligned} & \rho \rightarrow 10^{11}-10^{19} \Omega \mathrm{~m} \\ & \sigma \rightarrow 10^{-11}-10^{-19} \mathrm{Sm}^{-1} \end{aligned} $$
C
$$ \begin{aligned} & \rho \rightarrow 10^2-10^8 \Omega \mathrm{~m} \\ & \sigma \rightarrow 10^{-2}-10^{-8} \mathrm{Sm}^{-1} \end{aligned} $$
D
$$ \begin{aligned} & \rho \rightarrow 10^{-2}-10^{-8} \Omega m \\ & \sigma \rightarrow 10^2-10^8 \mathrm{Sm}^{-1} \end{aligned} $$
KCET Subjects
EXAM MAP