Short Questions Chap # 10 – Physics 10th

High frequency wave carries _______

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

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

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

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

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

_______are highest points.

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

Number of vibrations completed in one second is called_______

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

If length of simple pend is halved its time period becomes________

In ball and bowl system the mean position is at _________

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

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

On screen crest appear as_________

The net force is zero when bob of simple pendulum is________

The distance between two consecutive crests and troughs is called ________

In SHM velocity of vibrating body is zero at __________

There are ______ basic types of waves.

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

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

The period of a pendulum is independent of its__________

Heat and light waves are some example of____________

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

In SHM acceleration of vibrating body is always directed towards ______

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

Waves transfer_______

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

Crests and Troughs appear as __________lines respectively.

Water and light waves are_________

The relation between velocity, wavelength and time period is___________

In a vacuum all electromagnetic waves have the same________

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

The Time taken by vibrating body to complete one vibration is________

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

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

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

Ball and bowl system is an example of _________

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

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

The apparatus used to study the properties of waves is____________

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

In SHM velocity of vibrating body is maximum at a________

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

Mathematically, S.H.M is represented as____________

Which one of the following is not example of SHM?

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

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

Wave transfer________

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

_______are travelling disturbance

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

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

Which of the following is a method of energy transfer?

Wave equation is true for__________

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

Christian Huygen invented the pendulum clock in_________

Vibrator is an ________electric motor.

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

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

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

Which is example of simple harmonic motion?

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

The product of frequency and time period is equal to________

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

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

Heat and light waves are ________

________are lowest point.

Kinetic energy is __________ at extreme position.

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

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

Vibration is also known as _______

Time period of simple pendulum is independent of__________

The particles of the solid can vibrate about their____________

The value of k depends upon __________ of spring.

The bending of waves around the corners of obstacles is________

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

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

_________developed first pendulum clock that could accurately measure time.

Electromagnetic waves consist of _________

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

Frequency is ________ of time period.

Time required to complete one cycle is called__________

Waves which do not require medium is called__________

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

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

Refraction of light rays depend on the _______of light rays.

Refraction of water waves depend on the _______of water waves.

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 _______

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

In SHM acceleration of vibratory motion is maximum at _______

The ratio of exerted force to displacement is called_________

If F =kx , then k indicates_________

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

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