A uniform metallic wire having resistance 4\ Ω is bent to form a square loop ( ABCD ) (see figure). A resistance of 2\ Ω is connected…
NEET 2026 · Medium
A Wheatstone bridge is used to determine the value of unknown resistance X by adjusting the variable resistance Y as shown in the figure.…
NEET 2022 · Hard
Two heaters A and B have power rating of 1 kW and 2 kW, respectively. Those two are first connected in series and then in parallel to a…
NEET 2024 · Medium
A resistor is connected to a battery of 12 V emf and internal resistance 2\ Ω . If the current in the circuit is 0.6 A, the terminal…
NEET 2026 · Easy
A room heater is rated 400 W, 220 V. If the supply voltage drops to 200 V, what will be the power consumed (approximately)?
NEET 2026 · Easy
In a metre bridge experiment (see figure), the positions of the cell, E , and galvanometer, G , are interchanged. We shall observe in the…
NEET 2026 · Medium
