1
NEET 2024
MCQ (Single Correct Answer)
+4
-1
Change Language

A wire of length '$$l$$' and resistance $$100 \Omega$$ is divided into 10 equal parts. The first 5 parts are connected in series while the next 5 parts are connected in parallel. The two combinations are again connected in series. The resistance of this final combination is:

A
$$26 \Omega$$
B
$$52 \Omega$$
C
$$55 \Omega$$
D
$$60 \Omega$$
2
NEET 2024
MCQ (Single Correct Answer)
+4
-1
Change Language

A horizontal force $$10 \mathrm{~N}$$ is applied to a block $$A$$ as shown in figure. The mass of blocks $$A$$ and $$B$$ are $$2 \mathrm{~kg}$$ and 3 $$\mathrm{kg}$$ respectively. The blocks slide over a frictionless surface. The force exerted by block $$A$$ on block $$B$$ is :

NEET 2024 Physics - Laws of Motion Question 2 English

A
Zero
B
4 N
C
6 N
D
10 N
3
NEET 2024
MCQ (Single Correct Answer)
+4
-1
Change Language

A tightly wound 100 turns coil of radius $$10 \mathrm{~cm}$$ carries a current of $$7 \mathrm{~A}$$. The magnitude of the magnetic field at the centre of the coil is (Take permeability of free space as $$4 \pi \times 10^{-7} \mathrm{SI}$$ units):

A
44 mT
B
4.4 T
C
4.4 mT
D
44 T
4
NEET 2024
MCQ (Single Correct Answer)
+4
-1
Change Language

In an ideal transformer, the turns ratio is $$\frac{N_P}{N_S}=\frac{1}{2}$$. The ratio $$V_S: V_P$$ is equal to (the symbols carry their usual meaning) :

A
$$1: 2$$
B
$$2: 1$$
C
$$1: 1$$
D
$$1: 4$$
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