A Upthrust on B of each block, VPAg VPBS Sate the principle of floatation. body and draw a diagram to show these forces acting on A body is held immersed in a liquid. (i) Name the two fones () State how do the magnitudes of two forces mentioned in part (i) determine whether the body will Mul or sink in liquid when it is released. (iii) What is the net force on body if it (a) sinks, (b) floats ? When a piece of wood is suspended from the hook of a 10 water. What reading do you expect on the scale of Reason: The upthrust on the body by each liquid is same and it is equal to the weight of body. But upthrusta volume submerged x P x g. For liquidC, since volume submerged is least so density p. must be maximum. 10. Draw a diagram to show the forces acting on a body floating in water with its some part submerged. Name the forces and show their points of application. How is the weight of water displaced by the floating body it reads 70 gf. The wood is now lowered balance, oring related to the weight of the body itself? 11. What is centre of buoyancy? State its position is floating body with respect to the centre of gravis ing balance ? = Ans. Zero The piece of wood will float on water and while ] Ed iron ball of mass 500 g is dropped in mercury ber (2) Will the ball float or sink 2 C: ing, apparent weight = 0). body. 12. A balloon filled with helium gas floats in a bi jar which is connected to an py will be SO
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A Upthrust on B of each block, VPAg VPBS Sate the principle of floatation. body and draw a diagram to show these forces acting on A body is held immersed in a liquid. (i) Name the two fones () State how do the magnitudes of two forces mentioned in part (i) determine whether the body will Mul or sink in liquid when it is released. (iii) What is the net force on body if it (a) sinks, (b) floats ? When a piece of wood is suspended from the hook of a 10 water. What reading do you expect on the scale of Reason: The upthrust on the body by each liquid is same and it is equal to the weight of body. But upthrusta volume submerged x P x g. For liquidC, since volume submerged is least so density p. must be maximum. 10. Draw a diagram to show the forces acting on a body floating in water with its some part submerged. Name the forces and show their points of application. How is the weight of water displaced by the floating body it reads 70 gf. The wood is now lowered balance, oring related to the weight of the body itself? 11. What is centre of buoyancy? State its position is floating body with respect to the centre of gravis ing balance ? = Ans. Zero The piece of wood will float on water and while ] Ed iron ball of mass 500 g is dropped in mercury ber (2) Will the ball float or sink 2 C: ing, apparent weight = 0). body.
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A Upthrust on B of each block, VPAg VPBS Sate the principle of floatation. body and draw a diagram to show these forces acting on A body is held immersed in a liquid. (i) Name the two fones () State how do the magnitudes of two forces mentioned in part (i) determine whether the body will Mul or sink in liquid when it is released. (iii) What is the net force on body if it (a) sinks, (b) floats ? When a piece of wood is suspended from the hook of a 10 water. What reading do you expect on the scale of Reason: The upthrust on the body by each liquid is same and it is equal to the weight of body. But upthrusta volume submerged x P x g. For liquidC, since volume submerged is least so density p. must be maximum. 10. Draw a diagram to show the forces acting on a body floating in water with its some part submerged. Name the forces and show their points of application. How is the weight of water displaced by the floating body it reads 70 gf. The wood is now lowered balance, oring related to the weight of the body itself? 11. What is centre of buoyancy? State its position is floating body with respect to the centre of gravis ing balance ? = Ans. Zero The piece of wood will float on water and while ] Ed iron ball of mass 500 g is dropped in mercury ber (2) Will the ball float or sink 2 C: ing, apparent weight = 0). body.