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JEE Main 2024 (Online) 8th April Morning Shift
Numerical
+4
-1

Resistance of a wire at $$0^{\circ} \mathrm{C}, 100^{\circ} \mathrm{C}$$ and $$t^{\circ} \mathrm{C}$$ is found to be $$10 \Omega, 10.2 \Omega$$ and $$10.95 \Omega$$ respectively. The temperature $$t$$ in Kelvin scale is _________.

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2
JEE Main 2024 (Online) 6th April Evening Shift
Numerical
+4
-1

In the given figure an ammeter A consists of a $$240 \Omega$$ coil connected in parallel to a $$10 \Omega$$ shunt. The reading of the ammeter is ________ $$\mathrm{mA}$$.

JEE Main 2024 (Online) 6th April Evening Shift Physics - Current Electricity Question 3 English

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3
JEE Main 2024 (Online) 6th April Morning Shift
Numerical
+4
-1

A wire of resistance $$R$$ and radius $$r$$ is stretched till its radius became $$r / 2$$. If new resistance of the stretched wire is $$x ~R$$, then value of $$x$$ is ________.

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4
JEE Main 2024 (Online) 5th April Evening Shift
Numerical
+4
-1
Change Language

A wire of resistance $$20 \Omega$$ is divided into 10 equal parts, resulting pairs. A combination of two parts are connected in parallel and so on. Now resulting pairs of parallel combination are connected in series. The equivalent resistance of final combination is _________ $$\Omega$$.

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