The circular motion of a particle with constant speed is
neither periodic nor SHM
periodic but not SHM
SHM but not periodic
periodic and also SHM
A 10 kg metal block is attached to a spring of spring constant 1000 Nm-1. A block is displaced from equilibrium position by 10 cm and released. The maximum acceleration of the block is
10 ms-2
100 ms-2
200 ms-2
0.1 ms-2
A pipe of 30 cm long and open at both the ends produces harmonics. Which harmonic mode of pipe resonates a 1.1 kHz source? Given, speed of sound in air = 330 ms-1.
Fifth harmonic
Fourth harmonic
Third harmonic
Second harmonic
The ratio of kinetic energy to the potential energy of a particle executing SHM at a distance equal to half its amplitude, the distance being measured from its equilibrium position is
2 : 1
3 : 1
8 : 1
4 : 1
A stretched string is vibrating in the second overtone, then the number of nodes and anti-nodes between the ends of the string are respectively
3 and 4
4 and 3
2 and 3
3 and 2
If there is no torsion in the suspension thread, then the time period of a magnet executing SHM is
A.
If there is no torsion in the suspension thread, then the time period of a magnet executing SHM is where, I is moment of inertia of short bar magnet, B is the Earth's magnetic field and M is the magnetic moment.
A particle executing SHM has a maximum speed of 0.5 ms-1 and maximum acceleration of 1.0 ms-2. The angular frequency of oscillation is
2 rad s-1
0.5 rad s-1
Two simple pendulums A and B are made to oscillate simultaneously and it is found that A completes 10 oscillations in 20 sec and B completes 8 oscillations in 10 sec. The ratio of the length of A and B is
An air column, closed at one end and open at the other, resonates with a tuning fork when the smallest length of the column is 50 cm. The next larger length of the column resonating with the same tuning fork is,
100 cm
150 cm
200 cm
200 cm
When two displacements represented by are superimposed, the motion is
not a simple harmonic
simple harmonic with amplitude a/b
simple harmonic with amplitude
simple harmonic with amplitude