Electromagnetism
Current Electricity
MCQ (Single Correct Answer)
Moving Charges and Magnetism
MCQ (Single Correct Answer)
Magnetism and Matter
MCQ (Single Correct Answer)
Electromagnetic Waves
MCQ (Single Correct Answer)
Electromagnetic Induction
MCQ (Single Correct Answer)
Alternating Current
MCQ (Single Correct Answer)
Modern Physics
Dual Nature of Radiation
MCQ (Single Correct Answer)
Semiconductor Devices and Logic Gates
MCQ (Single Correct Answer)
Communication Systems
MCQ (Single Correct Answer)
1
MHT CET 2024 4th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A stationery wave is represented by $y=12 \cos \left(\frac{\pi}{6} x\right) \sin (8 \pi t)$, where $x \& y$ are in cm and $t$ in second. The distance between two successive antinodes is

A
12 cm
B
10 cm
C
6 cm
D
2 cm
2
MHT CET 2024 4th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A transverse wave travelling along a stretched string has a speed of $30 \mathrm{~m} / \mathrm{s}$ and a frequency of 250 Hz . The phase difference between two points on the string 10 cm apart at the same instant is

A
$0^c$
B
$\left(\frac{\pi}{2}\right)^c$
C
$\left(\frac{5 \pi}{3}\right)^c$
D
$\left(\frac{8 \pi}{3}\right)^c$
3
MHT CET 2024 4th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A train sounding a whistle of frequency 510 Hz approaches a station at $72 \mathrm{~km} / \mathrm{hr}$. The frequency of the note heard by an observer on the platform as the train (1) approaches the station and then (2) recedes the station are respectively (in hertz) (velocity of sound in air $=320 \mathrm{~m} / \mathrm{s}$ )

A
$544,480$
B
$480,544$
C
$612,544$
D
$544,612$
4
MHT CET 2024 4th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A set of 28 turning forks is arranged in an increasing order of frequencies. Each fork produces ' $x$ ' beats per second with the preceding fork and the last fork is an octave of the first. If the frequency of the $12^{\text {th }}$ fork is 152 Hz , the value of ' $x$ ' (no. of beats per second) is

A
2
B
4
C
6
D
8
Questions Asked from MCQ (Single Correct Answer)
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