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

A parallel plate capacitor is charged by connecting it to a battery through a resistor. If $$I$$ is the current in the circuit, then in the gap between the plates:

A
There is no current
B
Displacement current of magnitude equal to $$I$$ flows in the same direction as $$I$$
C
Displacement current of magnitude equal to $$I$$ flows in a direction opposite to that of $$I$$
D
Displacement current of magnitude greater than $$I$$ flows but can be in any direction
2
NEET 2024
MCQ (Single Correct Answer)
+4
-1
Change Language

The property which is not of an electromagnetic wave travelling in free space is that:

A
They are transverse in nature
B
The energy density in electric field is equal to energy density in magnetic field
C
They travel with a speed equal to $$\frac{1}{\sqrt{\mu_0 \varepsilon_0}}$$
D
They originate from charges moving with uniform speed
3
NEET 2024
MCQ (Single Correct Answer)
+4
-1
Change Language

A small telescope has an objective of focal length $$140 \mathrm{~cm}$$ and an eye piece of focal length $$5.0 \mathrm{~cm}$$. The magnifying power of telescope for viewing a distant object is:

A
34
B
28
C
17
D
32
4
NEET 2024
MCQ (Single Correct Answer)
+4
-1
Change Language

Two heaters $$A$$ and $$B$$ have power rating of $$1 \mathrm{~kW}$$ and $$2 \mathrm{~kW}$$, respectively. Those two are first connected in series and then in parallel to a fixed power source. The ratio of power outputs for these two cases is:

A
$$1: 1$$
B
$$2: 9$$
C
$$1: 2$$
D
$$2: 3$$
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