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JEE Main 2022 (Online) 29th July Morning Shift
Numerical
+4
-1
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The current I flowing through the given circuit will be __________A.

JEE Main 2022 (Online) 29th July Morning Shift Physics - Current Electricity Question 100 English

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2
JEE Main 2022 (Online) 28th July Evening Shift
Numerical
+4
-1
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An electrical bulb rated 220 V, 100 W, is connected in series with another bulb rated 220 V, 60 W. If the voltage across combination is 220 V, the power consumed by the 100 W bulb will be about _______ W.

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3
JEE Main 2022 (Online) 28th July Morning Shift
Numerical
+4
-1
Out of Syllabus
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As shown in the figure, a potentiometer wire of resistance $$20 \,\Omega$$ and length $$300 \mathrm{~cm}$$ is connected with resistance box (R.B.) and a standard cell of emf $$4 \mathrm{~V}$$. For a resistance '$$R$$' of resistance box introduced into the circuit, the null point for a cell of $$20 \,\mathrm{mV}$$ is found to be $$60 \mathrm{~cm}$$. The value of '$$R$$' is ___________ $$\Omega .$$

JEE Main 2022 (Online) 28th July Morning Shift Physics - Current Electricity Question 104 English

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4
JEE Main 2022 (Online) 27th July Evening Shift
Numerical
+4
-1
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In the given figure of meter bridge experiment, the balancing length AC corresponding to null deflection of the galvanometer is $$40 \mathrm{~cm}$$. The balancing length, if the radius of the wire $$\mathrm{AB}$$ is doubled, will be ______________ $$\mathrm{cm}$$.

JEE Main 2022 (Online) 27th July Evening Shift Physics - Current Electricity Question 105 English

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