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Rules and Regulation | Creative Writing Section
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Short Question – 4 | The Lamentation of Old Pensioner
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NEB Question Collection | The Lamentation of Old Pensioner
English XI Questions
English XI Questions
First law of thermodynamics- Old is Gold
Reflection at curved mirrors- Old is Gold
Second Law of Thermodynamics- Old is Gold
Why is easier to lift a body in a liquid than in air?
How will you make difference between density and specific gravity of a body?
A cork is floating in water. What is the apparent weight of the cork?
Why is the bottom of a ship made heavy?
Does a ship sink more in river water or in sea water? Explain.
If a cork is released from the bottom of a jar filled with water, what will happen and why?
What are centre of buoyancy and metacentre?
Steel balls sink in water but they don’t sink in mercury. Why?
How will you justify that stone is more rigid than iron?
A body is moving in a circular path with constant speed. Is this motion a simple harmonic?
A helium filled balloon rises to a certain height and then halts. Why?
What are the drawbacks of simple pendulum?
A pendulum clock is taken to moon. Will it gain or lose time?
Why is a horse more stable than a man?
A rigid, lighter than air balloon filled with Helium cannot continue to rise indefinitely. Why?
During pregnancy, woman often develop back pains from leaning backward while walking. Why do they have to walk this way?
If the earth is struck by meteorites, the earth will slow down slightly. Why?
A man carrying a bucket of water on his hand always leans to the opposite side. Explain.
Explain which one is more elastic- rubber or steel.
On what factors does the time period of a simple pendulum depend?
Why a wrench of longer arm is preferred in comparison to a wrench of short arm?
Explain why spokes are fitted in the cycle wheel.
Why bridges are declared unsafe after a long use?
What is the counterpart of the mass and force in rotational motion?
Explain why a man carrying a load on his back leans forward?
If a pendulum clock is taken to a mountain top, does it gain or lose time?
A fan with blades takes longer time to come to rest than without the blades. Why?
Suppose two forces act on rigid body and two forces have same magnitude but opposite direction. what conditions the body rotate?
A dancer girl is rotating over a turntable with her arms outstretched. If she lowers her arms how does this affect her motion?
What will happen to the value of ‘g’ if the earth stops rotating?
How does ‘g’ at a point vary with distance from the centre of the earth? Where is the highest value of ‘g’? Explain.
Is it possible for a solid body to have no matter at it centre of gravity?
Why an astronaut in a space capsule orbiting the earth experiences a feeling of weightlessness?
If the sun somehow collapsed to form a black hole, what effect would this event have on the orbit of the earth?