1
NEET 2026
MCQ (Single Correct Answer)
+4
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A uniform metallic wire having resistance $4 \Omega$ is bent to form a square loop (ABCD) (see figure). A resistance of $2 \Omega$ is connected between points $B$ and $D$ and a battery of 2 V is connected across points $A$ and $C$ as shown in the figure. Now the value of current $(l)$ is :

NEET 2026 Physics - Current Electricity Question 1 English
A

2 A

B

8 A

C

4.5 A

D

4 A

2
NEET 2026
MCQ (Single Correct Answer)
+4
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A room heater is rated $400 \mathrm{~W}, 220 \mathrm{~V}$. If the supply voltage drops to 200 V , what will be the power consumed (approximately)?
A
200 W
B
400 W
C
331 W
D
121 W
3
NEET 2026
MCQ (Single Correct Answer)
+4
-1
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A 100-turn closely wound circular coil of radius 5 cm has a magnetic field of $3.14 \times 10^{-3} \mathrm{~T}$ at its centre. The current flowing through the coil, and the magnitude of the magnetic moment of this coil are, respectively :

(Take $\mu_0=4 \pi \times 10^{-7} \mathrm{~T} \mathrm{~m} / \mathrm{A}$ )

A

$2 \mathrm{~A}, 10 \mathrm{~A} \mathrm{~m}^2$

B

$2.5 \mathrm{~A}, 20 \mathrm{~A} \mathrm{~m}^2$

C

$2 \mathrm{~A}, 4 \mathrm{~A} \mathrm{~m}^2$

D

$2.5 \mathrm{~A}, 2 \mathrm{~A} \mathrm{~m}^2$

4
NEET 2026
MCQ (Single Correct Answer)
+4
-1
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A rectangular wire loop of sides 8 cm and 3 cm with a small cut, is moving out of a region of uniform magnetic field of magnitude 0.3 T directed normal to the plane of the loop. The emf developed across the cut, if the velocity of the loop is $2 \mathrm{~cm} \mathrm{~s}^{-1}$, in a direction normal to the shorter side of the loop, will be :

A

$4.8 \times 10^{-4}$ volt

B

$1.2 \times 10^{-4}$ volt

C

$1.3 \times 10^{-4}$ volt

D

$1.8 \times 10^{-4}$ volt