1
MHT CET 2026 18th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
By connecting a resistance of $980\ \Omega$ in series with a galvanometer, it is converted into a voltmeter of a certain range. When the resistance of $470\ \Omega$ is connected in series, the range is halved. The resistance of the galvanometer is
A
$30\ \Omega$
B
$40\ \Omega$
C
$50\ \Omega$
D
$60\ \Omega$
2
MHT CET 2026 18th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
The region inside a current carrying toroid is filled with a material (Niobium) having susceptibility $\chi = 2.6 \times 10^{-5}$. The percentage increase in the magnetic field in the presence of Niobium over that without it, is
A
$2.6 \times 10^{-5}$
B
$2.6 \times 10^{-4}$
C
$2.6 \times 10^{-3}$
D
$2.6 \times 10^{2}$
3
MHT CET 2026 18th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
In the following figure, the magnitude of the magnetic field at point 'O' will be
MHT CET 2026 18th April Morning Shift Physics - Moving Charges and Magnetism Question 2 English
A
$\dfrac{\mu_0}{4\pi}\dfrac{I}{r}\left(\dfrac{2}{\pi}+2\right)$
B
$\dfrac{\mu_0}{4\pi}\dfrac{I}{r}\left(\dfrac{2}{\pi}-2\right)$
C
$\dfrac{\mu_0}{4\pi}\dfrac{I}{r}\left(2+\dfrac{\pi}{2}\right)$
D
$\dfrac{\mu_0}{4\pi}\dfrac{I}{r}\left(2-\dfrac{\pi}{2}\right)$
4
MHT CET 2026 18th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
The ratio of magnetic field at the centre of the current carrying circular loop and its magnetic moment is '$x$'. When both the current and radius are tripled, then the ratio will be
A
$\dfrac{x}{27}$
B
$\dfrac{x}{9}$
C
$\dfrac{x}{3}$
D
$3x$

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