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What are the drawbacks of simple pendulum?
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What are the drawbacks of simple pendulum?

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Why is the bottom of a ship made heavy?
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Why is the bottom of a ship made heavy?

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How will you make difference between density and specific gravity of a body?
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How will you make difference between density and specific gravity of a body?

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A helium filled balloon rises to a certain height and then halts. Why?
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A helium filled balloon rises to a certain height and then halts. Why?

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Steel balls sink in water but they don’t sink in mercury. Why?
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Steel balls sink in water but they don’t sink in mercury. Why?

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What are centre of buoyancy and metacentre?
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What are centre of buoyancy and metacentre?

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Does a ship sink more in river water or in sea water? Explain.
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Does a ship sink more in river water or in sea water? Explain.

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Why is a horse more stable than a man?
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Why is a horse more stable than a man?

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Explain why a man carrying a load on his back leans forward?
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Explain why a man carrying a load on his back leans forward?

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A rigid, lighter than air balloon filled with Helium cannot continue to rise indefinitely. Why?
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A rigid, lighter than air balloon filled with Helium cannot continue to rise indefinitely. Why?

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During pregnancy, woman often develop back pains from leaning backward while walking. Why do they have to walk this way?
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During pregnancy, woman often develop back pains from leaning backward while walking. Why do they have to walk this way?

#physicsquestions #grade11
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Suppose two forces act on rigid body and two forces have same magnitude but opposite direction. what conditions the body rotate?
physics11notes profile

Suppose two forces act on rigid body and two forces have same magnitude but opposite direction. what conditions the body rotate?

#physicsquestions #grade11
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If the earth is struck by meteorites, the earth will slow down slightly. Why?
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If the earth is struck by meteorites, the earth will slow down slightly. Why?

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Explain why spokes are fitted in the cycle wheel.
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Explain why spokes are fitted in the cycle wheel.

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Why bridges are declared unsafe after a long use?
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Why bridges are declared unsafe after a long use?

#physicsquestions #grade11
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