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Explain the following:
Closed circuit
Concept: undefined >> undefined
Complete the following diagram of magnets to show the lines of force.
Concept: undefined >> undefined
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Complete the following diagram of magnets to show the lines of force.
Concept: undefined >> undefined
Complete the following diagram of magnets to show the lines of force.
Concept: undefined >> undefined
Complete the following diagram of magnets to show the lines of force.
Concept: undefined >> undefined
What are the properties of a magnet?
Concept: undefined >> undefined
Distinguish between
Magnetic properties of iron and steel.
Concept: undefined >> undefined
A force of 600 dynes acts on a glass ball of mass 200 g for 12 s. If initially, the ball is at rest, find
- Final velocity
- Distance covered.
Concept: undefined >> undefined
Derive the relation between newton and dyne.
Concept: undefined >> undefined
State the main factors on which the speed of sound in a medium depends.
Concept: undefined >> undefined
Does sound require a material medium for transmission?
Concept: undefined >> undefined
Is the speed of sound different in different media?
Concept: undefined >> undefined
Does the speed of sound depend upon the direction of wind?
Concept: undefined >> undefined
Does ultrasonic in a medium travel faster than the audible sound?
Concept: undefined >> undefined
Is it possible to hear your friend's voice in vacuum? Give reason for your answer.
Concept: undefined >> undefined
Compare approximately the speed of sound in air and steel.
Concept: undefined >> undefined
Concept: undefined >> undefined
Does light travel faster in air than in water? Why?
Concept: undefined >> undefined
