1

JEE Main 2021 (Online) 27th August Evening Shift

Numerical

+4

-1

Two simple harmonic motion, are represented by the equations $${y_1} = 10\sin \left( {3\pi t + {\pi \over 3}} \right)$$ $${y_2} = 5(\sin 3\pi t + \sqrt 3 \cos 3\pi t)$$ Ratio of amplitude of y

_{1}to y_{2}= x : 1. The value of x is ______________.Your input ____

2

JEE Main 2021 (Online) 26th August Evening Shift

Numerical

+4

-1

Two simple harmonic motions are represented by the equations

$${x_1} = 5\sin \left( {2\pi t + {\pi \over 4}} \right)$$ and $${x_2} = 5\sqrt 2 (\sin 2\pi t + \cos 2\pi t)$$. The amplitude of second motion is ................ times the amplitude in first motion.

$${x_1} = 5\sin \left( {2\pi t + {\pi \over 4}} \right)$$ and $${x_2} = 5\sqrt 2 (\sin 2\pi t + \cos 2\pi t)$$. The amplitude of second motion is ................ times the amplitude in first motion.

Your input ____

3

JEE Main 2021 (Online) 27th July Evening Shift

Numerical

+4

-1

A particle executes simple harmonic motion represented by displacement function as

x(t) = A sin($$\omega$$t + $$\phi$$)

If the position and velocity of the particle at t = 0 s are 2 cm and 2$$\omega$$ cm s

x(t) = A sin($$\omega$$t + $$\phi$$)

If the position and velocity of the particle at t = 0 s are 2 cm and 2$$\omega$$ cm s

^{$$-$$1}respectively, then its amplitude is $$x\sqrt 2 $$ cm where the value of x is _________________.Your input ____

4

JEE Main 2021 (Online) 25th July Morning Shift

Numerical

+4

-1

A pendulum bob has a speed of 3 m/s at its lowest position. The pendulum is 50 cm long. The speed of bob, when the length makes an angle of 60$$^\circ$$ to the vertical will be (g = 10 m/s

^{2}) ____________ m/s.Your input ____

Questions Asked from Simple Harmonic Motion (Numerical)

Number in Brackets after Paper Indicates No. of Questions

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