1
MHT CET 2024 10th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

The pipe open at both ends and pipe closed at one end have same length and both are vibrating in fundamental mode. Air column vibrating in open pipe has resonance frequency $n_1$ and air column vibrating in closed pipe has resonance frequency $\mathrm{n}_2$, then

A
$\mathrm{n}_1=2 \mathrm{n}_2$
B
$\mathrm{n}_1=\mathrm{n}_2$
C
$2 \mathrm{n}_1=\mathrm{n}_2$
D
$3 \mathrm{n}_1=4 \mathrm{n}_2$
2
MHT CET 2024 10th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Two ideal diodes are connected to a battery as shown in the circuit. The current supplied by the battery is

MHT CET 2024 10th May Morning Shift Physics - Semiconductor Devices and Logic Gates Question 35 English

A
zero
B
0.25 A
C
0.50 A
D
0.75 A
3
MHT CET 2024 10th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

In biprism experiment, if $5^{\text {th }}$ bright band with wavelength $\lambda_1$ coincides with $6^{\text {th }}$ dark band with wavelength $\lambda_2$ then the ratio $\left(\lambda_1 / \lambda_2\right)$ is

A
$\frac{7}{9}$
B
$\frac{10}{11}$
C
$\frac{11}{10}$
D
$\frac{9}{7}$
4
MHT CET 2024 10th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Ordinary bodies P and Q radiate maximum energy with wavelength difference $3 \mu \mathrm{~m}$. The absolute temperature of body P is four times that of Q. The wavelength at which body Q radiates maximum energy is

A
2 $\mu$m
B
4 $\mu$m
C
6 $\mu$m
D
8 $\mu$m
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