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

A transparent sphere of refractive index ' $\mu$ ' and radius of curvature ' $R$ ' is kept in air. A point object is placed at a distance ' d ' from the surface of the sphere so that the real image is formed at the same distance ' $d$ ' from exactly opposite side of the sphere. The distance ' $d$ ' is

A
$\frac{\mu}{R}$
B
$\mathrm{R}(\mu-1)$
C
$\frac{\mathrm{R}}{(\mu-1)}$
D
$\frac{\mathrm{R}}{(\mu+1)}$
2
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
$\frac{1}{600} \mathrm{~s}$
3
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
4
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
$(\mathrm{A} \cdot \mathrm{B})+(\overline{\mathrm{A}} \cdot \overline{\mathrm{B}})$
EXAM MAP