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PRADEEP-SOUND-Model Test (sec - A)
- Why does an iron ship float on water ?
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- A wooden sphere of radius 1.0 cm sinks in water. On coating it with a ...
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- (a) A satellite goes from a low circular Earth orbit to a higher circu...
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- (a) How can you visualise a power of 1 k W ? (b) Describe the energy...
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- (a) How does sound produced by a source reach the listener ? (b) Wha...
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- "Utrasound cannot be detedted by humans but can be by other animals". ...
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- (a) What is the function of pinna ? (b) You observe that the delay b...
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- The mass of a block made of certain material is 13.5 kg and its volume...
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- A body of mass 10 g floats with (3//4)th of its volume above water. Fi...
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- (a) What is meant by pressure ? How is it related to thrust ? (b) St...
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- Calculate the work required to be done to stop a car of 1500 kg moving...
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- What is meant by the power of an agent ? How is it related to the forc...
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- What is potential energy ? Give examples of bodies possessing various ...
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- The recent horrific strom surge flooding New Jersey and New york in US...
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- (a) What is the threshold of hearing and what is the treshold of pain ...
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- (a) What are transverse waves ? Give examples. (b) How can it be dem...
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- State Archimedas' principle. How can it be experimentally verified ?
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- What ids gravitational potential energy ? Obtain an expression for it ...
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- (a) What is kinetic energy due to ? Derive an expression for it in cas...
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- Illustrate the law of conservation of energy by discussing the energy ...
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