1
MHT CET 2024 2nd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

In the following circuit, the current $\mathrm{I_2}$ is

MHT CET 2024 2nd May Evening Shift Physics - Current Electricity Question 40 English

A
5 A
B
3 A
C
$-$3A
D
$-\frac{5}{6}$ A
2
MHT CET 2024 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

A galvanometer of resistance ' $G$ ' is shunted by resistance of 'S' ohm. To keep the main current in the circuit unchanged the resistance to be put in series with Galvanometer is

A
$\mathrm{\frac{G^2}{S+G}}$
B
$\frac{\mathrm{G}}{\mathrm{S}+\mathrm{G}}$
C
$\mathrm{\frac{S^2}{G+S}}$
D
$\mathrm{\frac{G S}{S+G}}$
3
MHT CET 2024 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

The resistances in the left and right gap of a metre bridge are $40 \Omega$ and $60 \Omega$ respectively. When the bridge is balanced, the distance of the null point from the centre of the wire towards left is

A
5 cm
B
10 cm
C
15 cm
D
20 cm
4
MHT CET 2023 14th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

When moving coil galvanometer (MCG) is converted into a voltmeter, the series resistance is '$$n$$' times the resistance of galvanometer. How many times that of MCG the voltmeter is now capable of measuring voltage?

A
$$\mathrm{n}$$
B
$$\frac{\mathrm{n}+1}{\mathrm{n}}$$
C
$$\mathrm{n}+1$$
D
$$\mathrm{n}-1$$
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