MHT CET 2023 9th May Morning Shift | Current Electricity Question 60 | Physics

In a meter bridge experiment null point is obtained at $$l \mathrm{~cm}$$ from the left end. If the meter bridge wire is replaced by a wire of same material but twice the area of across-section, then the null point is obtained at a distance

$$2 l \mathrm{~cm}$$ from left end.

$$l \mathrm{~cm}$$ from left end.

$$ l / 2 \mathrm{~cm}$$ from left end.

$$ l / 4 \mathrm{~cm}$$ from left end.

MHT CET 2022 11th August Evening Shift

MCQ (Single Correct Answer)

-0

In the following network, the current through galvanometer will

MHT CET 2022 11th August Evening Shift Physics - Current Electricity Question 64 English

be zero

flow from $$\mathrm{Q}$$ to $$\mathrm{S}$$

flow in a direction which depends on value of $$\mathrm{V}$$

flow from $$\mathrm{S}$$ to $$\mathrm{Q}$$

MHT CET 2022 11th August Evening Shift

MCQ (Single Correct Answer)

-0

A galvanometer of resistance $$200 \Omega$$ is to be converted into an ammeter. The value of shunt resistance which allows $$3 \%$$ of the mains current through the galvanometer is equal to (nearly)

$$6 \Omega$$

$$7 \Omega$$

$$10 \Omega$$

$$5 \Omega$$

MHT CET 2021 24th September Evening Shift

MCQ (Single Correct Answer)

-0

The current drawn from the battery in the given network is (Internal resistance of the battery is negligible)

MHT CET 2021 24th September Evening Shift Physics - Current Electricity Question 51 English

2.4 A

1.6 A

2.0 A

3.0 A

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