मराठी

(English Medium) ICSE Class 9 - CISCE Question Bank Solutions

Advertisements
विषय
अध्याय
विषय
मुख्य विषय
अध्याय

Please select a subject first

Advertisements
Advertisements
< prev  10301 to 10320 of 12008  next > 

Is the speed of sound different in different media?

[7] Sound
Chapter: [7] Sound
Concept: undefined >> undefined

Does the speed of sound depend upon the direction of wind?

[7] Sound
Chapter: [7] Sound
Concept: undefined >> undefined

Advertisements

Does ultrasonic in a medium travel faster than the audible sound?

[7] Sound
Chapter: [7] Sound
Concept: undefined >> undefined

Is it possible to hear your friend's voice in vacuum? Give reason for your answer.

[7] Sound
Chapter: [7] Sound
Concept: undefined >> undefined
State the laws of reflection.
[6] Light
Chapter: [6] Light
Concept: undefined >> undefined

Compare approximately the speed of sound in air and steel.

[7] Sound
Chapter: [7] Sound
Concept: undefined >> undefined
Name one phenomenon which is based on the laws of reflection.
[6] Light
Chapter: [6] Light
Concept: undefined >> undefined

Does light travel faster in air than in water? Why?

[7] Sound
Chapter: [7] Sound
Concept: undefined >> undefined

Describe in brief, with the aid of a sketch diagram, an experiment to demonstrate that a material medium is necessary to transmit sound.

[7] Sound
Chapter: [7] Sound
Concept: undefined >> undefined

How are sound waves produced? How are sound waves transmitted from one place to the other?

[7] Sound
Chapter: [7] Sound
Concept: undefined >> undefined

How will the following factors affect the speed of sound in air:
Pressure of air.

[7] Sound
Chapter: [7] Sound
Concept: undefined >> undefined

How will the following factors affect the speed of sound in air:
Temperature of air.

[7] Sound
Chapter: [7] Sound
Concept: undefined >> undefined

How will the following factors affect the speed of sound in air:
Humidity.

[7] Sound
Chapter: [7] Sound
Concept: undefined >> undefined

How will the following factors affect the speed of sound in air:
Wind.

[7] Sound
Chapter: [7] Sound
Concept: undefined >> undefined

State three important uses of echolocation.

[7] Sound
Chapter: [7] Sound
Concept: undefined >> undefined

What do you mean by inertia of motion?

[3] Laws of Motion
Chapter: [3] Laws of Motion
Concept: undefined >> undefined

Give one example each of inertia of rest and inertia of motion.

[3] Laws of Motion
Chapter: [3] Laws of Motion
Concept: undefined >> undefined

The greater is the __________ the greater is the inertia of an object.

[3] Laws of Motion
Chapter: [3] Laws of Motion
Concept: undefined >> undefined

Name the different kinds of inertia an object can possess. Give an example of each.

[3] Laws of Motion
Chapter: [3] Laws of Motion
Concept: undefined >> undefined

The amount of inertia of a body depends on its _________.

[3] Laws of Motion
Chapter: [3] Laws of Motion
Concept: undefined >> undefined
< prev  10301 to 10320 of 12008  next > 
Advertisements
Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×