Question 2 :
If a particle is oscillating on the same horizontal plane on the ground.
Question 3 :
"A bird flapping its wings circles around a clock tower". Which part of the motion is periodic and oscillatory ?
Question 8 :
The period of a pendulum is 0.20 seconds. What is the frequency of the pendulum?
Question 9 : <div>State whether true or false.<br/></div>All periodic motion need not be oscillatory but all oscillatory motions<br/>are periodic.
Question 10 :
When a vibrating tuning fork is placed on a table, a large sound is heard. This is due to<span><br></span>
Question 13 :
The equation x =a sin 2t + b cos 2t will represent an SHM
Question 14 :
If a body moves back and forth repeatedly about a mean position, it is said to possess
Question 15 :
Motion of a ball bearing inside a smooth curved bowl, when released from a point slightly above the lower point is
Question 16 : <p>For a particle showing motion number under the force$F = - 5{\left( {x - 2} \right)^2}$ , the motion is</p>
Question 17 :
The displacement of a particle varies with time, according to the equation $y = a \sin \omega t + b \cos \omega t$
Question 18 :
Assertion: The time period of a simple pendulum is independent of its length.
Reason: The length of a pendulum is the distance between point of suspension and centre of the bob
Question 19 :
A spring has a certain mass suspended from it and its period for vertical oscillation is $T$. The spring is now cut into two equal halves and the same mass is suspended from one of the halves. The period of vertical oscillation is now
Question 20 : <div>State whether true or false.<br/></div>Rotation of moon around the earth is a periodic motion.
Question 25 :
The equation of motion of a particle is $x = a cos(\alpha t)^2$. The motion is
Question 26 :
In the equations below, A, B, $\omega$ and $\phi$ are constants; $y$ and $t$ are variables; $t$ represents time. Only one of the following equations does not represent SHM. Which one is that?
Question 27 :
Which of the following is true of all systems displaying simple harmonic motion?
Question 28 :
"The projection of the path of a particle in a circle along its diameter is an oscillatory motion" Is this statement correct
Question 29 :
The vertical extension in a light spring by a weight of $1\ kg$ suspended from the wire is $9.8\ cm$. The period of oscillation:
Question 30 :
The equation of motion of a particle is $x = a \cos (a t)^{2}$. The motion is
Question 31 :
A particle executes simple harmonic motion with a frequency $'f'$. The frequency with which its kinetic energy oscillates is?
Question 32 : Two S.H.M.'s are represented by the relations $ x=4sin(80t+\pi /2) $ and $ y=2cos(60t+\pi/3) $.<div>The ratio of their time periods is</div>
Question 33 : <div>State whether true or false.<br/></div><div><br/></div>Motion of a child on a swing is p<span>eriodic motion.</span>
Question 34 :
If at any instant of time the displacement of a harmonic oscillator is $0.02\ \text{m}$ and its acceleration is $2\ \text{ms}^{-2}$, its angular frequency at that instant will be<br>
Question 35 :
The ratio of the angular speed of minutes hand and hour hand of a watch is:
Question 36 :
A mass $m$ is suspended from the two coiled spring which have the same length in unstreched condition. Two springs are connected in parallel. The force constant for springs are $K_{1}$ and $K_{2}$. The time period of the suspended mass will be
Question 37 :
An oscillator is producing FM waves of frequency 2kHz with avariation of 10kHz. The modulating index=?
Question 38 :
The equation of displacement of a particle executing SHM is $x=0.40 \cos(2000 t+18)$. The frequency of the particle is<br/>
Question 39 :
In SHM, which of the following quantities does not vary as per nature of the sine curve?<br>
Question 40 : <p>A uniform disc of radius R is pivoted at point O on its circumference. The time period of small oscillations about an axis passing through O and perpendicular to plane of disc will be <br></p>
