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

A solenoid is 1 m long and 4 cm in diameter. It has five layers of windings of 1000 turns each and carries a current of 7A. The magnetic field at the centre of the solenoid is

A
$0.4396 \times 10^{-5} \mathrm{~T}$
B
$4.396 \times 10^{-2} \mathrm{~T}$
C
$43.96 \times 10^{-2} \mathrm{~T}$
D
439.6 T
2
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
3
KCET 2025
MCQ (Single Correct Answer)
+1
-0

Which of the following statements is true in respect of diamagnetic susbtances?

A
They are feebly attracted by magnets
B
Permeability is greater than 1000
C
Susceptibility decreases with temperature.
D
Susceptibility is small and negative
4
KCET 2025
MCQ (Single Correct Answer)
+1
-0
Identify the correct statement
A
A current carrying conductor produces an electric field around it.
B
A straight current carrying conductor has circular magnetic field lines around it.
C
The direction of magnetic field due to a current element is given by Flemings Left Hand Rule
D
The magnetic field inside a solenoid is non-uniform
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12