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Stoke's law is not applicable when the speed of the object moving through a fluid is:
NETNUST Entry TestPhysicsFluid Dynamics
Drag force increases if speed of the object moving through the fluid:
NETNUST Entry TestPhysicsFluid Dynamics
Fog droplets are suspended in air when their weight is balanced by:
NETNUST Entry TestPhysicsFluid Dynamics
At high speeds, fluid friction ______ and fuel consumption _________
NETNUST Entry TestPhysicsFluid Dynamics
Two copper balls of 1 cm and 2 cm in diameter are simultaneously dropped in the same viscous medium. The terminal velocity of bigger ball is:
NETNUST Entry TestPhysicsFluid Dynamics
When the droplet moves with terminal velocity in a fluid, the net force acting on the droplet is:
NETNUST Entry TestPhysicsFluid Dynamics
The _______ viscous a medium is, ____ is the value of terminal velocity of the droplet
NETNUST Entry TestPhysicsFluid Dynamics
Terminal velocity is the maximum velocity attained by a spherical droplet when the drag force ______ the weight of droplet
NETNUST Entry TestPhysicsFluid Dynamics
A massive object falls through a fluid:
NETNUST Entry TestPhysicsFluid Dynamics
High speed meters rushing through air reduces to ashes because of:
NETNUST Entry TestPhysicsFluid Dynamics
Stoke's law holds for:
NETNUST Entry TestPhysicsFluid Dynamics
Viscosity of water is _____ that of air but _____ that of plasma
NETNUST Entry TestPhysicsFluid Dynamics
Fluid friction is ____ the friction between two solid surfaces
NETNUST Entry TestPhysicsFluid Dynamics
Density of a fluid is defined as:
NETNUST Entry TestPhysicsFluid Dynamics
Unit of viscosity is:
NETNUST Entry TestPhysicsFluid Dynamics
Glycerin has viscosity _________ the viscosity of water
NETNUST Entry TestPhysicsFluid Dynamics
A body moving through a viscous medium eventually comes to rest because of:
NETNUST Entry TestPhysicsFluid Dynamics
$N s m^{-2}$ is unit of:
NETNUST Entry TestPhysicsFluid Dynamics
Machine parts are jammed due to:
NETNUST Entry TestPhysicsFluid Dynamics
A body passing through a viscous medium is affected by:
NETNUST Entry TestPhysicsFluid Dynamics
The resistance offered by a fluid to a solid moving inside is called:
NETNUST Entry TestPhysicsFluid Dynamics
The property of fluids due to which they resist their own flow is called:
NETNUST Entry TestPhysicsFluid Dynamics
What happens when a positive rod Is placed near a neutral sphere?
NETNUST Entry TestPhysicsElectrostatics
If a closed surface contains two equal and opposite charges. The net electric flux from the surface will be?
NETNUST Entry TestPhysicsElectrostatics
Capacitance increases by
NETNUST Entry TestPhysicsElectrostatics