MHT CET 2019 2nd May Evening Shift | MHT CET Year Wise Previous Years Questions

If ' $x$ ', $v$ ' and ' $a$ ' denote the displacement, velocity and acceleration of a particle respectively executing SHM of periodic time $h$ then which one of the following does not change with time?

$\frac{a T}{x}$

$a t+2 \pi v$

$\frac{a T}{v}$

$a T+4 \pi^2 v^2$

MHT CET 2019 2nd May Evening Shift

MCQ (Single Correct Answer)

-0

A particle is performing U.C.M. along the circumference of a circle of diameter 50 cm with frequency 2 Hz . The acceleration of the particle in $\mathrm{m} / \mathrm{s}^2$ is

$2 \pi^2$

$8 \pi^2$

$\pi^2$

$4 \pi^2$

MHT CET 2019 2nd May Evening Shift

MCQ (Single Correct Answer)

-0

Find the wrong statement from the following about the equation of stationary wave given by $Y=0.04 \cos (\pi x) \sin (50 \pi t) \mathrm{m}$ where $t$ is in second. Then for the stationary wave.

Time period $=0.02 \mathrm{~s}$

Wavelength $=2 \mathrm{~m}$

Velocity $=50 \mathrm{~m} / \mathrm{s}$

Amplitude $=0.02 \mathrm{~m}$

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