MHT CET 2024 11th May Evening Shift | MHT CET Year Wise Previous Years Questions

MHT CET 2024 11th May Evening Shift

MCQ (Single Correct Answer)

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When n-p-n junction transistor is used as an amplifier in common emitter mode,

the input impedance is high and the output impedance is low.

the base emitter junction is reverse biased.

input signal is applied between the base and emitter and output is obtained between collector and emitter.

the input voltage and output voltage are in phase.

MHT CET 2024 11th May Evening Shift

MCQ (Single Correct Answer)

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An infinitely long straight conductor carrying current 'I' is bent in a shape as shown in figure. The radius of the circular part of loop is 'r'. The magnetic induction at the centre 'C' is ($\mu=$ permeability of free space)

MHT CET 2024 11th May Evening Shift Physics - Moving Charges and Magnetism Question 1 English

Zero

$\frac{\mu_0}{4 \pi} \frac{2 I}{r}(1+\pi)$

$\frac{\mu_0}{4 \pi} \frac{\mathrm{I}}{\mathrm{r}}(1+\pi)$

$\frac{\mu_0}{4 \pi} \frac{2 I}{r}(\pi-1)$

MHT CET 2024 11th May Evening Shift

MCQ (Single Correct Answer)

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A piece of wood has length, breadth and height, ' $a$ ', ' $b$ ' and ' $c$ ' respectively. Its relative density, is ' $d$ '. It is floating in water such that the side ' $a$ ' is vertical. It is pushed down a little and released. The time period of S.H.M. executed by it is ($\mathrm{g}=$ acceleration due to gravity)

$2 \pi \sqrt{\frac{a b c}{g}}$

$2 \pi \sqrt{\frac{\mathrm{bc}}{\mathrm{dg}}}$

$2 \pi \sqrt{\frac{g}{d a}}$

$2 \pi \sqrt{\frac{\mathrm{ad}}{\mathrm{g}}}$

MHT CET 2024 11th May Evening Shift

MCQ (Single Correct Answer)

-0

Assuming that junction diode is ideal, the current in arrangement shown in figure

MHT CET 2024 11th May Evening Shift Physics - Semiconductor Devices and Logic Gates Question 1 English