Questions
Ten > Force and Motion
Asked by
Atith Adhikari
·
2 years ago
What is the value of acceleration due to gravity 'g' at the centre of the earth?
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1
Ten > Pressure
Asked by
Atith Adhikari
·
2 years ago
Name two instruments which can be constructed on the basis of Pascal’s law.
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1
Ten > Pressure
Asked by
Atith Adhikari
·
2 years ago
What is atmospheric pressure?
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1
Ten > Pressure
Asked by
Atith Adhikari
·
2 years ago
Calculate the upthrust acting on the object in situations b and c shown in the figure. Mention the cause for the occurrence of different upthrusts under these two situations.
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Ten > Pressure
Asked by
Atith Adhikari
·
2 years ago
In the figure, a sample of a hydraulic machine constructed by using syringes is shown. How much force is to be applied through syringe B to balanced the force on piston A?
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1
Ten > Pressure
Asked by
Atith Adhikari
·
2 years ago
Pressure of 30000 Pa is generated in the liquid of a hydraulic lift. If the cross-sectional area of the piston used to lift a weight is 0.1 m^2, how much load can it lift?
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1
Ten > Pressure
Asked by
Atith Adhikari
·
2 years ago
When a person puts a lactometer into the milk, the whole part of the narrow stem sinks into the milk. What conclusions can be drawn from this event?
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0
Ten > Pressure
Asked by
Atith Adhikari
·
2 years ago
What are the readings shown by the weighing machine given in figures (a) and (b)? Explain with reasons.
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1
Ten > Pressure
Asked by
Atith Adhikari
·
2 years ago
An object is suspending/foating just below the surface of the water. if the amount of salt dissolving in the water goes on increasing, what change will occur in the position of the balloon? Explain with reasons.
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0
Ten > Pressure
Asked by
Atith Adhikari
·
2 years ago
Two balloons, on efilled with air and the other with hydrogen, look identical. What difference can be noticed when they are released into the air? Explain with reasons.
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