...... is a curve which gives an instantaneous picture of the location of the fluid particles which have passed through a given point.

Related MCQs

• An imaginary curve drawn through a flowing fluid in such a way that the tangent to it at any point gives the direction of the velocity of flow at that point, is known as
• If the particles of a fluid attain such velocities that vary from point to point in magnitude and direction as well as from instant to instant, the flow is said to be
• In case the adhesion between moleules of a fluid is greater than cohesion between fluid and the glass, then the free level of the fluid in glass tube dipped in the glass vessel will be
• When the rheogram for a fluid at any temperature and pressure is a straight line passing through origin, the fluid is said to be
• The motion of fluid particles may be described by which of the following methods?
• A type of flow in which the fluid particles while moving in the direction of flow rotate about their mass centre, is known as
• “When a body is immersed in a fluid either wholly or partially, it is buoyed or lifted up by a force which is equal to the weight of fluid displaced by the body”. This principle was enunciated by
• The motion of a fluid in which the fluid mass rotates without the external force is known as
• An imaginary line drawn through a flow field such that the tangent at any point gives the velocity vector at an instant is known as
• The resultant upward pressure of a fluid on a floating body is equal to the wirght of the fluid displaced by the body. This is known as