MHT CET 2025 26th April Morning Shift | Current Electricity Question 1 | Physics

When a resistance of $100 \Omega$ is connected in series with a galvanometer of resistance ' G ', its range is ' $V$ '. To double its range, a resistance of $1000 \Omega$ is connected in series. The value of ' $G$ ' is

$400 \Omega$

$800 \Omega$

$1000 \Omega$

$1200 \Omega$

MHT CET 2025 26th April Morning Shift

MCQ (Single Correct Answer)

-0

The potentiometer wire is 5 m long and potential difference of 4 V is maintained between the ends. The e.m.f. of the cell which balances against a length of 200 cm of the potentiometer wire is

0.4 V

0.8 V

1.2 V

1.6 V

MHT CET 2025 25th April Evening Shift

MCQ (Single Correct Answer)

-0

Two batteries of e.m.f 4 V and 8 V with internal resistance $1 \Omega$ and $2 \Omega$ respectively are connected in a circuit with a resistance of $9 \Omega$ as shown in the figure. The current and potential difference between the points ' P ' and ' Q ' is $\mathrm{R}=9 \Omega$

MHT CET 2025 25th April Evening Shift Physics - Current Electricity Question 1 English

$\frac{1}{3} \mathrm{~A}$ and 4 V

$\frac{1}{3}$ A and 3 V

$\frac{1}{2}$ A and 5 V

$\frac{1}{6} \mathrm{~A}$ and 3 V

MHT CET 2025 25th April Evening Shift

MCQ (Single Correct Answer)

-0

With a resistance ' X ' connected in series with a galvanometer of resistance $100 \Omega$, it acts as a voltmeter of range $0-15 \mathrm{~V}$. To double the range, a resistance of $1500 \Omega$ is to be connected in series with ' X '. The value of ' X ' in ohm is

900

1100

1400

1600

MHT CET Subjects