Physics Notes for 10th Class Chapter-10

Shock absorbers damp vibrations and convert their energy into ________ energy of oil.

Due to _______ the mass does not stop at the mean position but continues its motion.

The net force is zero when bob of simple pendulum is________

The product of frequency and time period is equal to________

The Time taken by vibrating body to complete one vibration is________

The value of k depends upon __________ of spring.

High frequency wave carries _______

Time period of simple pendulum is independent of__________

The slit or obstacles must be equal to__________ of wave to observe diffraction properly

In ball and bowl system the___________ force act as restoring force.

________are lowest point.

Vibration is also known as _______

Time required to complete one cycle is called__________

In case of simple pendulum which component of weight acts as restoring force _________

which of the following devices can be used to produce both a transverse and longitudinal wave?

The bouncing back of a wave in the same medium after striking a non-transparent medium is___

Heat and light waves are some example of____________

In SHM acceleration of vibrating body is always directed towards ______

The speed of mass _________as it moves towards the extreme position.

_________developed first pendulum clock that could accurately measure time.

In ______ the particles of medium move back and forth along the direction of propagation of waves.

If the mass of bob of a simple pendulum is doubled, its time period ________

Energy is transferred from one place of medium to the other in the form of_____

Transmission can be heard in such areas where the waves cannot reach directly due to_______

The relation between the velocity frequency and wavelength of the wave is known as________

Mathematically, S.H.M is represented as____________

Refraction of water waves depend on the _______of water waves.

The magnitude of the restoring force________ with the distance from the mean position.

In reflection, angle of incidence is ____ angle of reflection.

Such waves which require medium for their production and propagation are called______

The amount of energy carried by the wave depends on the ________ of stretched string from its rest position.

Crests and Troughs appear as __________lines respectively.

Christian Huygen invented the pendulum clock in_________

The particles of the solid can vibrate about their____________

Wave equation is true for__________

The Oscillations of a system in the presence of some resistive force are_______

The displacement of an object in SHM when the kinetic energy and potential energy is equal to ________

The period of a pendulum is independent of its__________

A large ripple tank with a vibrator working at a frequency of 30Hz produces 25 complete waves in a distance of 50cm. the velocity of the wave is _______

Waves which do not require medium is called__________

If the length of a simple pendulum is halved, its time period T will become______

Wave transfer________

Kinetic energy is __________ at extreme position.

If length of simple pend is halved its time period becomes________

If F =kx , then k indicates_________

A __________ force always pushes or pulls the object performing oscillatory motion towards the mean position.

Which of the following is an example of simple harmonic motion?

_________are the region where pressure on the layer of the air is less than surrounding.

A body is said to be _____________if it moves back and forth about a point.

Electromagnetic waves consist of _________

On screen crest appear as_________

______are region where pressure on the layer of air is more than surroundings.

The distance between two consecutive crests and troughs is called ________

Force exerted on the body is always directed__________ the displacement of mass.

________are parts of longitudinal wave where loops of spring are far apart from each other.

_______are highest points.

A human eardrum can oscillate back and forth up to_________ times in one second.

Earthquake produces waves through the body of the Earth in form of______

In a vacuum all electromagnetic waves have the same________

The relation between velocity, wavelength and time period is___________

Transverse waves move through solids at _________of the speed of longitudinal waves.

Water and light waves are_________

If the mass of the bob of a pendulum is increased by a factor of 3, the period of the pendulum’s motion will_______

Which is example of simple harmonic motion?

The value of spring constant in case of soft springs is _________

A spider detects its prey due to ___________ produce in the web.

Which of the following is a method of energy transfer?

Motion of mass attached to spring is an example of ________motion.

Ball and bowl system is an example of _________

The ratio of exerted force to displacement is called_________

Waves transfer_______

In SHM velocity of vibrating body is zero at __________

Number of vibrations completed in one second is called_______

Which one of the following is not example of SHM?

The force applied on a body is directly proportional to the change in length, which is called _____

Electromagnetic waves consist of electric and magnetic fields oscillating_______ to each other.

The bending of waves around the corners of obstacles is________

Refraction of light rays depend on the _______of light rays.

In ________ position, the net force on bob is zero and the bob is stationary.

Diffraction of waves can clearly be observed if size of the slit or obstacle is nearly equal to _______of wave.

Frequency is ________ of time period.

The maximum potential energy of a vibrating mass attached to a spring is at______

If mass of bob of simple pendulum is doubled its time period will_______

Heat and light waves are ________

The relation between v, f and λ of a wave is __________

In SHM acceleration of vibratory motion is maximum at _______

Which of the following characteristics of a wave is independent of the others______

In ball and bowl system the mean position is at _________

When a ray of light enters from one transparent medium to another transparent medium, it bends from its path is called______

In SHM velocity of vibrating body is maximum at a________

Vibrator is an ________electric motor.

_______are travelling disturbance

The apparatus used to study the properties of waves is____________

Vibratory motion of ideal systems, in the absence of any friction or resistance continues____

There are ______ basic types of waves.