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# Important Questions for ICSE Class 10 - CISCE - Physics

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What is meant by power of a lens?

Appears in 6 question papers
Chapter: [2.03] Refraction of Light Through a Lense
Concept: Refraction at Spherical Surfaces and by Lenses > Power of a Lens

What do you understand by the term Scattering of light?

Appears in 3 question papers
Chapter: [2.02] Spectrum
Concept: Some Natural Phenomena Due to Sunlight

Why does sun appear red at sunrise and sunset?

Appears in 2 question papers
Chapter: [2.02] Spectrum
Concept: Some Natural Phenomena Due to Sunlight

Which particles are responsible for current in conductors?

Appears in 2 question papers
Chapter: [4.02] Electrical Power and Energy and Household Circuits
Concept: Electrical Energy and Power

To which wire of a cable in a power circuit should the metal case of geyser be connected.

Appears in 2 question papers
Chapter: [4.02] Electrical Power and Energy and Household Circuits
Concept: Household Circuits - Earthing;

To which wire should the fuse be connected?

Appears in 2 question papers
Chapter: [4.02] Electrical Power and Energy and Household Circuits
Concept: Household Circuits - Fuses

State two characteristics of a good thermion emitter.

Appears in 2 question papers
Chapter: [5] Heat
Concept: Heat - Latent Heat

Why is a jack screw provided with a long arm?

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

If the power of a motor is 100 kW, at what speed can it raise a load of 50,000 N?

Appears in 1 question paper
Chapter: [1.01] Work, Power and Energy
Concept: Work, Energy, Power - Relation with Force

A stone of mass m is rotated in a circular path with a uniform speed by tying a strong string with the help of your hand. Answer the following questions

1) Is the stone moving with a uniform or variable speed?

2) Is the stone moving with a uniform acceleration? In which direction does the acceleration act?

3) What kind of force acts on the hand and state its direction?

Appears in 1 question paper
Chapter: [1.01] Work, Power and Energy
Concept: Work, Energy, Power - Relation with Force

When a body is placed on a table top, it exerts a force equal to its weight downwards on the table top but does not move or fall

1) Name the force exerted by the table top

2) What is the direction of the force?

Appears in 1 question paper
Chapter: [1.01] Work, Power and Energy
Concept: Work, Energy, Power - Relation with Force

How is work done by a force measured when the force is in the direction of displacement?

Appears in 1 question paper
Chapter: [1.01] Work, Power and Energy
Concept: Work, Energy, Power - Relation with Force

How is work done by a force measured when the force is in an angle to the direction of displacement?

Appears in 1 question paper
Chapter: [1.01] Work, Power and Energy
Concept: Work, Energy, Power - Relation with Force

Rajan exerts a force of 150 N in pulling a cart at a constant speed of 10 m/s. Calculate the power exerted.

Appears in 1 question paper
Chapter: [1.01] Work, Power and Energy
Concept: Work, Energy, Power - Relation with Force

Give the expression for mechanical advantage of an inclined plane in terms of the length of an inclined plane.

Appears in 1 question paper
Chapter: [1.01] Work, Power and Energy
Concept: Work, Energy, Power - Relation with Force

Name a common device where a gear train is used

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

Draw a simplified diagram of a lemon crusher, indicting of load and effort

Appears in 1 question paper
Chapter: [1.01] Work, Power and Energy
Concept: Work, Energy, Power - Relation with Force

Name the physical quantity measured in terms of horsepower.

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

Explain briefly why the work done by a fielder when he takes a catch in a cricket match is negative.

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

When does a force do work?

Appears in 1 question paper
Chapter: [1.01] Work, Power and Energy
Concept: Work, Energy, Power - Relation with Force
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Important Questions for ICSE Class 10 CISCE Physics. You can further filter Important Questions by subjects and topics. Chapter wise important Questions for Class 10 CISCE. it gets easy to find all Class 10 important questions with answers in a single place for students. Saving time and can then focus on their studies and practice. Important questions for Class 10 chapter wise with solutions

Class 10 Physics can be very challenging and complicated. But with the right ideas and support, you will be able to make it work. That’s why we have the class 10 Physics important questions with answers pdf ready for you. All you need is to acquire the PDF with all the content and then start preparing for the exam. It really helps and it can bring in front an amazing experience every time if you're tackling it at the highest possible level.