1
MHT CET (PCB) 2025 9th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

The capacitive reactance of a capacitor connected to 50 V d.c. is

A

zero.

B

$10 \Omega$.

C

$50 \Omega$.

D

infinity.

2
MHT CET (PCB) 2025 9th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

A particle performs S.H.M. with amplitude 'A'. The speed of the particle is $\left(\frac{1}{3}\right)^{\text {rd }}$ of the maximum speed when its displacement from the mean position is

A

$\frac{\mathrm{A}}{3}$

B

$\frac{\sqrt{2} \mathrm{~A}}{3}$

C

$\frac{2 \sqrt{2} \mathrm{~A}}{3}$

D

$\frac{2 \mathrm{~A}}{3}$

3
MHT CET (PCB) 2025 9th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

In the Bohr model of hydrogen atom, out of the following quantities, the principal quantum number is proportional to ( $\mathrm{R}, \mathrm{V}$ and E represent radius of the orbit, speed of electron and total energy of the electron respectively)

A

$\frac{\mathrm{V}}{\mathrm{R}}$

B

VR

C

$\frac{E}{V}$

D

$\frac{E}{R}$

4
MHT CET (PCB) 2025 9th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

An open organ pipe and a closed organ pipe have the frequency of their second overtone identical. The ratio of length of closed pipe to that of open pipe is (Neglect end correction)

A

$2: 3$

B

$5: 6$

C

$3: 4$

D

$6: 7$