1
MHT CET 2024 4th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

The truth table for the given logic circuit is

MHT CET 2024 4th May Evening Shift Physics - Semiconductor Devices and Logic Gates Question 77 English

A
P
B
Q
C
R
D
S
2
MHT CET 2024 4th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A single slit of width $d$ is illuminated by violet light of wavelength 400 nm and the width of the diffraction pattern is measured as ' Y '. When half of the slit width is covered and illuminated by yellow light of wavelength 600 nm , the width of the diffraction pattern is

A
zero
B
$\frac{Y}{3}$
C
3 Y
D
4 Y
3
MHT CET 2024 4th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A thin uniform circular disc of mass ' $M$ ' and radius ' $R$ ' is rotating with angular velocity ' $\omega$ ' in a horizontal plane about an axis passing through its centre and perpendicular to its plane. Another disc of same radius but of mass $\left(\frac{\mathrm{M}}{3}\right)$ is placed gently on the first disc co-axially. The new angular velocity will be

A
$\frac{2}{3} \omega$
B
$\frac{3}{4} \omega$
C
$\frac{4}{3} \omega$
D
$\frac{5}{4} \omega$
4
MHT CET 2024 4th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A particle carrying a charge equal to 100 times the charge on an electron is rotating one rotation per second in a circular path of radius 0.8 m . The value of magnetic field produced at the centre will be ( $\mu_0=$ permeability of vacuum)

A
$\frac{10^{-7}}{\mu_0}$
B
$10^{-17} \mu_0$
C
$10^{-6} \mu_0$
D
  $10^{-7} \mu_0$
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