1
MHT CET 2021 24th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

A current 'I' produces a magnetic flux '$$\phi$$' per turn in a coil of '$$n$$' turns. Self inductance of the coil is '$$L$$'. The relation between them is

A
$$\mathrm{nLI}=\phi$$
B
$$\frac{\mathrm{nL}}{\mathrm{I}}=\phi$$
C
$$\frac{\mathrm{LI}}{\mathrm{n}^2}=\phi$$
D
$$\frac{\mathrm{LI}}{\mathrm{n}}=\phi$$
2
MHT CET 2021 24th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

A rejector circuit is the resonant circuit in which

A
$$\mathrm{L}-\mathrm{C}-\mathrm{R}$$ are connected in parallel.
B
$$\mathrm{L}-\mathrm{C}-\mathrm{R}$$ are connected in series.
C
$$\mathrm{C}-\mathrm{R}$$ are connected in series.
D
L-R are connected in series.
3
MHT CET 2021 24th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

A light of wavelength '$$\lambda$$' and intensity '$$\mathrm{I}$$' falls on photosensitive material. If '$$\mathrm{N}$$' photo electrons are emitted, each with kinetic energy 'E', then

A
$$\mathrm{E} \propto \mathrm{I}, \mathrm{N} \propto \lambda$$
B
$$\mathrm{E} \propto \mathrm{I}, \mathrm{N} \propto \mathrm{I}$$
C
$$\mathrm{E} \propto \mathrm{I}, \mathrm{N} \propto \frac{1}{\lambda}$$
D
$$\mathrm{E} \propto \frac{1}{\lambda}, \mathrm{N} \propto \mathrm{I}$$
4
MHT CET 2021 24th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

The current drawn from the battery in the given network is (Internal resistance of the battery is negligible)

MHT CET 2021 24th September Evening Shift Physics - Current Electricity Question 51 English

A
2.4 A
B
1.6 A
C
2.0 A
D
3.0 A
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