MHT CET 2025 19th April Morning Shift | Current Electricity Question 30 | Physics

The scale of a galvanometer is divided into 160 equal divisions. The galvanometer shows full scale deflection of 16 mA and maximum voltage is 80 mV . Now the range is changed so that galvanometer reads 160 V . The required resistance to be connected is

$9995 \Omega$ in series.

$4995 \Omega$ in series.

$9.5 \times 10^{-3} \Omega$ in parallel.

$4.95 \times 10^{-3} \Omega$ in parallel.

MHT CET 2024 16th May Evening Shift

MCQ (Single Correct Answer)

-0

Two identical galvanometers are converted into an ammeter and into milliammeter. For the same current, the value of shunt of the ammeter as compared to that of milliammeter is

less

equal

zero

MHT CET 2024 16th May Evening Shift

MCQ (Single Correct Answer)

-0

When a resistance of $200 \Omega$ is connected in series with a galvanometer of resistance ' $G$ ', its range is ' $V$ '. To triple its range, a resistance of $2000 \Omega$ is connected in series. The value of ' $G$ ' is

$200 \Omega$

$400 \Omega$

$600 \Omega$

$700 \Omega$

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