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# Question Bank Solutions for ICSE Class 10 - CISCE - Physics

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Physics
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A brass ball is hanging from a stiff cotton thread. Draw a neat labeled diagram showing the forces acting on the brass ball and cotton thread

[1.03] Force
Chapter: [1.03] Force
Concept: Force - Turning Forces Concept
Appears in 1 question paper

Why is a jack screw provided with a long arm?

[1.01] Work, Power and Energy
Chapter: [1.01] Work, Power and Energy
Concept: Concept of Work, Energy, Power
Appears in 1 question paper

Draw a ray diagram to show the refraction of a monochromatic ray through a prism when it suffers minimum deviation

[2.01] Refraction of Light Through Plane Surface
Chapter: [2.01] Refraction of Light Through Plane Surface
Concept: Refraction of Light - Refraction of Light Through a Glass Block and a Triangular Prism
Appears in 1 question paper

The human ear can detect continuous sounds in the frequency range from 20 Hz to 20,000 Hz. Assuming that the speed of sound in air is 330 ms1 for all frequencies; calculate the wavelengths corresponding to the given extreme frequencies of the audible range

[3] Sound
Chapter: [3] Sound
Concept: Sound - Reflection of Sound Waves
Appears in 1 question paper

How is the frequency of a stretched string related to its length?

[3] Sound
Chapter: [3] Sound
Concept: Sound - Reflection of Sound Waves
Appears in 1 question paper

How is the frequency of a stretched string related it’s tension?

[3] Sound
Chapter: [3] Sound
Concept: Sound - Reflection of Sound Waves
Appears in 1 question paper

When does the nucleus of an atom tend to be radioactive?

[6] Modern Physics
Chapter: [6] Modern Physics
Concept: Radioactivity and Changes in the Nucleus
Appears in 1 question paper

Name the radiations which are absorbed by greenhouse gases in the earth’s atmosphere.

[6] Modern Physics
Chapter: [6] Modern Physics
Concept: Radioactivity and Changes in the Nucleus
Appears in 1 question paper

A radiation X is focused by a particular device on the bulb of a thermometer and mercury in the thermometer shows a rapid increase. Name the radiation X

[6] Modern Physics
Chapter: [6] Modern Physics
Concept: Radioactivity and Changes in the Nucleus
Appears in 1 question paper

A wire of length 80 cm has a frequency of 256 Hz. Calculate the length of a similar wire under similar tension, which will have frequency 1024 Hz

[3] Sound
Chapter: [3] Sound
Concept: Sound - Reflection of Sound Waves
Appears in 1 question paper

A certain sound has a frequency of 256 hertz and a wavelength of 1.3 m.

1) Calculate the speed with which this sound travels

2) What difference would be felt by a listener between the above sound and another sound traveling at the same speed, but of wavelength 2.6 m?

[3] Sound
Chapter: [3] Sound
Concept: Sound - Reflection of Sound Waves
Appears in 1 question paper

Answer the following questions based on a hot cathode ray tube

Name the charged particles

[6] Modern Physics
Chapter: [6] Modern Physics
Concept: Radioactivity and Changes in the Nucleus
Appears in 1 question paper

Answer the following questions based on a hot cathode ray tube.

State the approximate voltage used to heat the filament

[6] Modern Physics
Chapter: [6] Modern Physics
Concept: Radioactivity and Changes in the Nucleus
Appears in 1 question paper

Answer the following questions based on a hot cathode ray tube.

What will happen to the beam when it passes through the electric field?

[6] Modern Physics
Chapter: [6] Modern Physics
Concept: Radioactivity and Changes in the Nucleus
Appears in 1 question paper

State three factors on which the rate of emission of electrons from a metal surface depends

[6] Modern Physics
Chapter: [6] Modern Physics
Concept: Radioactivity and Changes in the Nucleus
Appears in 1 question paper

What are free electrons?

[6] Modern Physics
Chapter: [6] Modern Physics
Concept: Radioactivity and Changes in the Nucleus
Appears in 1 question paper

Why do Free electrons not leave the metal surface on their own

[6] Modern Physics
Chapter: [6] Modern Physics
Concept: Radioactivity and Changes in the Nucleus
Appears in 1 question paper

How can they be made to leave the metal surface? (State any two ways)

[6] Modern Physics
Chapter: [6] Modern Physics
Concept: Radioactivity and Changes in the Nucleus
Appears in 1 question paper

How does the magnitude of this non-contact force on the two bodies depend on the distance of separation between them?

[1.03] Force
Chapter: [1.03] Force
Concept: Force - Turning Forces Concept
Appears in 1 question paper

With reference to the terms Mechanical Advantage, Velocity Ratio and efficiency of a machine, name and define the term that will not change for the machine of a given design.

[1.02] Machines
Chapter: [1.02] Machines
Concept: Machines as Force Multipliers
Appears in 1 question paper
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Question Bank Solutions for ICSE Class 10 CISCE Physics. You can further filter Question Bank Solutions by subjects and chapters. Solutions for most of the questions for CISCE can be found here on shaalaa.com. You can use these solutions to prepare for your studies and ace in exams. Solving questions is a great way to practice and with shaalaa.com, you can answer a question and then also check your answer with the solutions provided.
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