1
MHT CET (PCB) 2024 22th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

The instantaneous value of current in an a.c. circuit is $I=2 \sin \left[100 \pi t+\frac{\pi}{3}\right]$ A. The current will be maximum for the first time at $\left(\sin 90^{\circ}=1\right)$

A
$\frac{1}{100} \mathrm{~s}$
B
$\frac{1}{200} \mathrm{~s}$
C
$\frac{1}{400} \mathrm{~s}$
D
$\frac{1}{600} \mathrm{~s}$
2
MHT CET (PCB) 2024 22th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

A fixed mass of gas at constant pressure occupies a volume ' $V$ '. The gas undergoes a rise in temperature so that the r.m.s. velocity of the molecule is doubled. The new volume will be

A
$\frac{\mathrm{V}}{2}$
B
$\frac{\mathrm{V}}{\sqrt{2}}$
C
2 V
D
4 V
3
MHT CET (PCB) 2024 22th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

The Boolean expression for $\mathrm{X}-\mathrm{OR}$ gate $C=(A \oplus B)$ is equivalent to

A
$(\overline{\mathrm{A}} \cdot \mathrm{B})+(\mathrm{A} \cdot \overline{\mathrm{B}})$
B
$\mathrm{A}+(\overline{\mathrm{A}} \cdot \overline{\mathrm{B}})$
C
$(\mathrm{A} \cdot \mathrm{B})+\overline{\mathrm{B}}$
D
$(\mathrm{A} \cdot \mathrm{B})+(\overline{\mathrm{A}} \cdot \overline{\mathrm{B}})$
4
MHT CET (PCB) 2024 22th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

The equation of simple harmonic progressive wave is given by $y=A \sin (100 \pi t-4 x)$. The distance between two particles having a phase difference of $\left(\frac{\pi}{4}\right)^c$ is

A
$\frac{\pi}{18} \mathrm{~m}$
B
$\frac{\pi}{16} \mathrm{~m}$
C
$\frac{\pi}{9} \mathrm{~m}$
D
$\frac{\pi}{3} \mathrm{~m}$
EXAM MAP